Irodori彩り

#2F484C Deep Cyan

Generate color codes, variations, harmonies and check contrast.

Color conversion

#2F484CDeep Cyan

CMYK profile: Coated FOGRA39 · Formats follow CSS Color 4 naming and WCAG 2.2 contrast rules.

At a glance

NameDeep Cyan
RomanizationDeep Cyan
Traditiondigital color
FamilyBlue
HEX#2F484C
RGBrgb(47,72,76)
HSLhsl(188 24% 24%)
HSVhsv(188, 38%, 30%)
OKLCHoklch(0.383 0.031 208.5)
LABlab(28.80 -8.37 -5.45)
XYZ5,6,8
CMYKcmyk(38.2% 5.3% 0.0% 70.2%)
RAL#354733 · Chromium green · RAL 6020

About this color

Deep CyanBluedigital color

Calm that earns trust

Deep Cyan is #2F484C, a Blue tone with a clear cultural lineage. Read on its own it belongs to the Blue family; read through its digital color roots, it carries a second layer of meaning.

Design tip

Test Deep Cyan (#2F484C) on a neutral surface first; a Blue accent then looks intentional rather than decorative.

Best use

Give Deep Cyan the single element that must be noticed first, and let the rest of the Blue palette support it.

calmtrustworthytechnicalsteadycool

Psychology

How it is perceived

calmtrustworthytechnicalsteadycool

Psychological effect

Deep Cyan raises the perceived energy of a Blue composition and pulls the eye toward action.

Emotional impact

It feels immediate and warm, so it can lift a restrained layout without making it loud.

Symbolism

What it stands for

trustcompetence and clarity

Cultural significance

In digital color settings the shade carries local references, so verify its symbolism before a campaign.

Positive associations

Positive associations lean toward trust, competence and clarity, which is why it appears in invitations and seasonal work.

Use with care

Too much surface area can read as coldness or distance in excess, so keep it to accents and small fields.

Where it appears

Common design applications

Campaign landing pages
Give Deep Cyan the single element that must be noticed first, and let the rest of the Blue palette support it.
Editorial cover systems
Give Deep Cyan the single element that must be noticed first, and let the rest of the Blue palette support it.
Product packaging labels
Give Deep Cyan the single element that must be noticed first, and let the rest of the Blue palette support it.
Dashboard status accents
Give Deep Cyan the single element that must be noticed first, and let the rest of the Blue palette support it.
Retail wayfinding signs
Give Deep Cyan the single element that must be noticed first, and let the rest of the Blue palette support it.

Design guidance

How to make it work

Do

  • Keep saturated fills below about twenty percent of the layout.
  • Use it for the primary call to action and nothing else.
  • Check the pairing at small sizes on a neutral background.

Avoid

  • Do not place it beside clashing neon greens or electric blues.
  • Never use it for long body text on white.
  • Avoid gradients that shift its hue into another family.
Brand fit
finance, technology, healthcare, aviation

Brands built on The Ruler, The Sage use it to signal character before they say a word.

Trend signal
Calm that earns trust

Blue recedes and steadies, which makes it the default for interfaces and institutions. Its range runs from near-black navy to pale sky without ever losing composure.

History

Pigments and provenance

Before synthetic dyes, Deep Cyan was matched with mineral and plant pigments, and the Blue family depended on sources such as ochre, madder and indigo. Screens now reproduce it more consistently than any single pigment ever could.

Tags

calmtrustworthytechnicalsteadycooltrustcompetence and clarityBlue

Variations

Shades darken and tints lighten while the hue angle stays fixed.

Pro tip: Shades darken and tints lighten while the hue angle stays fixed.
Dark-mode value (AA): #688387 · 4.65:1

Use cases

  • Shades → hover, shadows, depth
  • Tints → highlights, surfaces
  • Balance → consistent color systems

Design tip

Keep one dominant tone, one supporter and one accent.

Across color systems

The closest named color in each tradition and design system, measured in OKLCH ΔE. Lower means closer.

Asian color traditions

黯 KR ΔE 0.016
鸦青 CN ΔE 0.017
焦茶 JP ΔE 0.018
Show all (6)
Nila ID ΔE 0.042
藏蓝 TB ΔE 0.071
नील IN ΔE 0.093
สีคราม TH ΔE 0.102
Хар MN ΔE 0.115
Lam VN ΔE 0.130

Design systems

Gray 700 UnoCSS ΔE 0.010
Gray 700 Panda ΔE 0.010
Gray 700 Tailwind ΔE 0.010
Show all (11)
Secondary 30 Material ΔE 0.018
Teal 800 Chakra ΔE 0.021
Yellow 12 Radix ΔE 0.030
Grey 7 Ant Design ΔE 0.033
Teal 14 Polaris ΔE 0.038
Gray 800 Bootstrap ΔE 0.042
Gray 800 Open Color ΔE 0.042
Teams 40 Fluent ΔE 0.049
Foreground muted Primer ΔE 0.112
Secondary StyleX ΔE 0.219
Brand (default) vanilla-extract ΔE 0.303

RAL Classic

Chromium green · RAL 6020 RAL ΔE 0.012
Try any color

Color combinations

Rotate the hue wheel while holding lightness steady.

How to use it

Three moves keep the color readable and deliberate.

Why it works

The perceptual reasoning behind the palette.

Complementary

Opposite the hue wheel; it sharpens the focal color by contrast.

Best use: Calls to action and single-feature highlights

Split-complementary

Two neighbors of the opposite hue; softer than a direct complement.

Best use: Balanced marketing layouts with two accents

Triadic

Three hues spaced evenly; lively but needs one dominant voice.

Best use: Event identities and playful editorial spreads

Analogous

Neighbors on the wheel; quiet, cohesive and easy to scan.

Best use: Backgrounds, charts and calm product pages

Monochromatic

One hue across lightness steps; disciplined and premium.

Best use: Design systems, packaging and typographic hierarchy

Tetradic

Two complementary pairs; rich, but requires strict proportion.

Best use: Complex dashboards and multi-service brands

Export the scale

CSS

:root {
  --brand-50: #EFF7F8;
  --brand-100: #E3F0F2;
  --brand-200: #CADDE0;
  --brand-300: #B0C8CB;
  --brand-400: #95AFB3;
  --brand-500: #759095;
  --brand-600: #5F787C;
  --brand-700: #4A6165;
  --brand-800: #374A4D;
  --brand-900: #253537;
  --brand-950: #182324;
}

Tailwind

theme: {
  extend: {
    colors: {
      brand: {
        50: '#EFF7F8',
        100: '#E3F0F2',
        200: '#CADDE0',
        300: '#B0C8CB',
        400: '#95AFB3',
        500: '#759095',
        600: '#5F787C',
        700: '#4A6165',
        800: '#374A4D',
        900: '#253537',
        950: '#182324',
      },
    },
  },
}

Figma

{
  "brand": {
    "50": {
      "$type": "color",
      "$value": "#EFF7F8"
    },
    "100": {
      "$type": "color",
      "$value": "#E3F0F2"
    },
    "200": {
      "$type": "color",
      "$value": "#CADDE0"
    },
    "300": {
      "$type": "color",
      "$value": "#B0C8CB"
    },
    "400": {
      "$type": "color",
      "$value": "#95AFB3"
    },
    "500": {
      "$type": "color",
      "$value": "#759095"
    },
    "600": {
      "$type": "color",
      "$value": "#5F787C"
    },
    "700": {
      "$type": "color",
      "$value": "#4A6165"
    },
    "800": {
      "$type": "color",
      "$value": "#374A4D"
    },
    "900": {
      "$type": "color",
      "$value": "#253537"
    },
    "950": {
      "$type": "color",
      "$value": "#182324"
    }
  }
}

SVG

<svg xmlns="http://www.w3.org/2000/svg" width="1100" height="120">
  <rect x="0" y="0" width="100" height="90" fill="#EFF7F8"/>
  <rect x="100" y="0" width="100" height="90" fill="#E3F0F2"/>
  <rect x="200" y="0" width="100" height="90" fill="#CADDE0"/>
  <rect x="300" y="0" width="100" height="90" fill="#B0C8CB"/>
  <rect x="400" y="0" width="100" height="90" fill="#95AFB3"/>
  <rect x="500" y="0" width="100" height="90" fill="#759095"/>
  <rect x="600" y="0" width="100" height="90" fill="#5F787C"/>
  <rect x="700" y="0" width="100" height="90" fill="#4A6165"/>
  <rect x="800" y="0" width="100" height="90" fill="#374A4D"/>
  <rect x="900" y="0" width="100" height="90" fill="#253537"/>
  <rect x="1000" y="0" width="100" height="90" fill="#182324"/>
  <text x="50" y="112" font-family="monospace" font-size="10" text-anchor="middle" fill="#444">50</text>
  <text x="150" y="112" font-family="monospace" font-size="10" text-anchor="middle" fill="#444">100</text>
  <text x="250" y="112" font-family="monospace" font-size="10" text-anchor="middle" fill="#444">200</text>
  <text x="350" y="112" font-family="monospace" font-size="10" text-anchor="middle" fill="#444">300</text>
  <text x="450" y="112" font-family="monospace" font-size="10" text-anchor="middle" fill="#444">400</text>
  <text x="550" y="112" font-family="monospace" font-size="10" text-anchor="middle" fill="#444">500</text>
  <text x="650" y="112" font-family="monospace" font-size="10" text-anchor="middle" fill="#444">600</text>
  <text x="750" y="112" font-family="monospace" font-size="10" text-anchor="middle" fill="#444">700</text>
  <text x="850" y="112" font-family="monospace" font-size="10" text-anchor="middle" fill="#444">800</text>
  <text x="950" y="112" font-family="monospace" font-size="10" text-anchor="middle" fill="#444">900</text>
  <text x="1050" y="112" font-family="monospace" font-size="10" text-anchor="middle" fill="#444">950</text>
</svg>

iOS

extension UIColor {
  static let brand50 = UIColor(red: 0.937, green: 0.969, blue: 0.973, alpha: 1.0)
  static let brand100 = UIColor(red: 0.890, green: 0.941, blue: 0.949, alpha: 1.0)
  static let brand200 = UIColor(red: 0.792, green: 0.867, blue: 0.878, alpha: 1.0)
  static let brand300 = UIColor(red: 0.690, green: 0.784, blue: 0.796, alpha: 1.0)
  static let brand400 = UIColor(red: 0.584, green: 0.686, blue: 0.702, alpha: 1.0)
  static let brand500 = UIColor(red: 0.459, green: 0.565, blue: 0.584, alpha: 1.0)
  static let brand600 = UIColor(red: 0.373, green: 0.471, blue: 0.486, alpha: 1.0)
  static let brand700 = UIColor(red: 0.290, green: 0.380, blue: 0.396, alpha: 1.0)
  static let brand800 = UIColor(red: 0.216, green: 0.290, blue: 0.302, alpha: 1.0)
  static let brand900 = UIColor(red: 0.145, green: 0.208, blue: 0.216, alpha: 1.0)
  static let brand950 = UIColor(red: 0.094, green: 0.137, blue: 0.141, alpha: 1.0)
}

Android

<resources>
  <color name="brand_50">#EFF7F8</color>
  <color name="brand_100">#E3F0F2</color>
  <color name="brand_200">#CADDE0</color>
  <color name="brand_300">#B0C8CB</color>
  <color name="brand_400">#95AFB3</color>
  <color name="brand_500">#759095</color>
  <color name="brand_600">#5F787C</color>
  <color name="brand_700">#4A6165</color>
  <color name="brand_800">#374A4D</color>
  <color name="brand_900">#253537</color>
  <color name="brand_950">#182324</color>
</resources>

Principles

Balance

Keep one dominant tone, one supporter and one accent.

Contrast

Test body text against both white and black before shipping.

Harmony

Rotate the hue wheel while holding lightness steady.

Color contrast checker

Test body text against both white and black before shipping.

9.76 :1
AAA
Quote

Give Deep Cyan the single element that must be noticed first, and let the rest of the Blue palette support it.

WCAG contrast
Preview
Aa / Bb
#2F484C · Deep Cyan

WCAG contrast standards

WCAG 2.2 sets minimum contrast for text and interface parts. #2F484C measures 9.76:1 against white (AAA) and 1.94:1 against black (FAIL). Use the table below to choose the right threshold for the text size.

LevelNormal textLarge text (18pt+ / 14pt bold)Icons & UI parts
AAA7 : 14.5 : 1—
AA4.5 : 13 : 13 : 1
Fails< 4.5 : 1< 3 : 1< 3 : 1

Large text means 18pt regular or 14pt bold. UI parts need 3:1 against adjacent colors. AA is the common compliance baseline; AAA is enhanced.

Technical formats

Notation across color spaces

HEX
#2F484C

CSS Color 4

RGB
47,72,76

sRGB / D65

HSL
188,24,24

HSL

OKLCH
oklch(0.383 0.031 208.5)

perceptual

LAB
29,-8,-5

CIE Lab

LCH
29,10,213

CIE LCH

XYZ
5,6,8

CIE XYZ

LUV
29,-11,-5

CIE LUV

HWB
188,18,70

CSS HWB

CMYK
38,5,0,70

print

Practical formats

Ready-to-use values

CSS
color: #2F484C;

custom properties

Tailwind
bg-[#2F484C] text-[#FFF]

arbitrary value

Android
#FF2F484C

ARGB

Flutter
Color(0xFF2F484C)

dart:ui

Photoshop
R 47 G 72 B 76 · C 38 M 5 Y 0 K 70

RGB / CMYK

Print
CMYK 38,5,0,70

FOGRA39

Color analysis

Measured color properties

Lightness
0.058

relative luminance · cool

Contrast
9.76 : 1

vs white · AAA · cool

Contrast
1.94 : 1

vs black · FAIL · cool

Hue
188°

saturation 24% · cool

LCH
29,10,213

lightness 24% · cool

Delta E
9.9

鸦青 #3F4857 · cool

Blindness simulator

How it reads with color vision deficiency

How it reads with color vision deficiency · ΔE 9.9

Creative aspects

Culture, mood and story

Mood
calm, trustworthy, technical, steady, cool

It is commonly read as energy, warmth, confidence and a trace of ceremony.

Family
Blue · oklch(0.383 0.031 208.5)

It is commonly read as energy, warmth, confidence and a trace of ceremony.

Usage
Campaign landing pages

It is commonly read as energy, warmth, confidence and a trace of ceremony.

Style
Calm that earns trust

It is commonly read as energy, warmth, confidence and a trace of ceremony.

Inspired by
digital color

It is commonly read as energy, warmth, confidence and a trace of ceremony.

Frequently asked questions

What color is #2F484C?
Deep Cyan is #2F484C, or #2F484C in uppercase notation. In RGB it is rgb(47,72,76), in HSL about hsl(188 24% 24%), and in OKLCH oklch(0.383 0.031 208.5).
What does Deep Cyan symbolize?
It usually stands for energy, warmth and confidence, with a ceremonial edge. Local culture can shift that reading, so check the context.
Where is Deep Cyan used?
You will see it in Campaign landing pages, Editorial cover systems, Product packaging labels, Dashboard status accents, Retail wayfinding signs. It also appears across finance, technology, healthcare, aviation.
Which colors go well with Deep Cyan?
Muted neutrals, deeper steps of the same hue and one metallic accent work well. editorial layouts that need one warm focal point; packaging that should feel appetizing without shouting; interfaces where an accent has to stay legible
How does Deep Cyan affect mood?
It raises perceived energy and draws the eye quickly. Large fields feel intense, so accent use is safer.
Which industries use Deep Cyan?
It is common in finance, technology, healthcare, aviation, particularly where brands want to feel calm, trustworthy, technical, steady, cool.
What is the history of Deep Cyan?
The pigment story is concrete: Blue recedes and steadies, which makes it the default for interfaces and institutions. Its range runs from near-black navy to pale sky without ever losing composure.
How should I use Deep Cyan in design?
Give it one focal element, keep body copy neutral and confirm contrast at 9.76 against white and 1.94 against black.
Is Deep Cyan accessible?
Contrast is 9.76 against white (AAA) and 1.94 against black (FAIL). Use it for large text when the level reaches AA.