#182C43#182C43

#182C43 is a dark, muted cyan. Relative luminance 0.024; OKLCH L 28.8% C 0.050 H 252.9°. Best body text is #FFFFFF at 14.19:1 contrast (WCAG AA passes).

Color values

HEX	#182C43
RGB	rgb(24, 44, 67)
HSL	hsl(212, 47%, 18%)
HSV	hsv(212, 64%, 26%)
CMYK	cmyk(64.2%, 34.3%, 0%, 73.7%)
CIE-LAB	lab(17.46, 0.18, -16.91)
CIE-LCH	lch(17.46, 16.91, 270.60°)
OKLab	oklab(28.82% -0.0146 -0.0476)
OKLCH	oklch(28.82% 0.05 252.9)
XYZ	xyz(2.2901, 2.4006, 5.6518)
Luminance	0.0240 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182C43 #432F18

analogous

#184143 #182C43 #191843

triadic

#182C43 #43182C #2C4318

tetradic

#182C43 #431841 #432F18 #184319

square

#182C43 #431841 #432F18 #184319

split-complementary

#182C43 #431918 #414318

monochromatic

#080F17 #080F17 #182C43 #284A70 #38679D

Accessibility & contrast

On white

14.19

#182C43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#182C43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182C43

14.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182C43	#FFFFFF	#000000	##FFFFFF
##182C43	1.00	14.19	1.48	14.19
#FFFFFF	14.19	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232D44

Deuteranopia (green-blind)

#1D2943

Tritanopia (blue-blind)

#003134

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #182c43;
/* rgb */ color: rgb(24, 44, 67);
/* oklch */ color: oklch(28.8% 0.050 252.9);

Tailwind

colors: {
  custom: {
    50: '#596477',
    500: '#182c43',
    950: '#000000',
  },
}

SCSS

$custom: #182c43;
$custom-light: #596477;
$custom-dark: #000000;

JSON

{
  "hex": "#182c43",
  "rgb": {
    "r": 24,
    "g": 44,
    "b": 67
  },
  "hsl": {
    "h": 212.093,
    "s": 47.253,
    "l": 17.843
  },
  "oklch": {
    "l": 0.28824,
    "c": 0.04981,
    "h": 252.9
  },
  "luminance": 0.02401
}

Semantic roles & 50–950 ramp

primary

#182C43

secondary

#7A5E3D

accent

#9951D7

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#040508

muted

#797A7B

Preview Lab

Preview with #182C43

Body copy rendered with the generated semantic roles for this colour.

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