#182A3E#182A3E

#182A3E is a dark, muted cyan. Relative luminance 0.022; OKLCH L 28.0% C 0.044 H 252.0°. Best body text is #FFFFFF at 14.59:1 contrast (WCAG AA passes).

Color values

HEX	#182A3E
RGB	rgb(24, 42, 62)
HSL	hsl(212, 44%, 17%)
HSV	hsv(212, 61%, 24%)
CMYK	cmyk(61.3%, 32.3%, 0%, 75.7%)
CIE-LAB	lab(16.49, -0.34, -14.98)
CIE-LCH	lch(16.49, 14.98, 268.70°)
OKLab	oklab(27.97% -0.0136 -0.042)
OKLCH	oklch(27.97% 0.044 252)
XYZ	xyz(2.0738, 2.1978, 4.8714)
Luminance	0.0220 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182A3E #3E2C18

analogous

#183D3E #182A3E #19183E

triadic

#182A3E #3E182A #2A3E18

tetradic

#182A3E #3E183D #3E2C18 #183E19

square

#182A3E #3E183D #3E2C18 #183E19

split-complementary

#182A3E #3E1918 #3D3E18

monochromatic

#090F16 #090F16 #182A3E #29486A #3A6696

Accessibility & contrast

On white

14.59

#182A3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#182A3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182A3E

14.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182A3E	#FFFFFF	#000000	##FFFFFF
##182A3E	1.00	14.59	1.44	14.59
#FFFFFF	14.59	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222B3F

Deuteranopia (green-blind)

#1D273E

Tritanopia (blue-blind)

#042F31

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #182a3e;
/* rgb */ color: rgb(24, 42, 62);
/* oklch */ color: oklch(28.0% 0.044 252.0);

Tailwind

colors: {
  custom: {
    50: '#586373',
    500: '#182a3e',
    950: '#000000',
  },
}

SCSS

$custom: #182a3e;
$custom-light: #586373;
$custom-dark: #000000;

JSON

{
  "hex": "#182a3e",
  "rgb": {
    "r": 24,
    "g": 42,
    "b": 62
  },
  "hsl": {
    "h": 211.579,
    "s": 44.186,
    "l": 16.863
  },
  "oklch": {
    "l": 0.27972,
    "c": 0.0442,
    "h": 252
  },
  "luminance": 0.02198
}

Semantic roles & 50–950 ramp

primary

#182A3E

secondary

#745A3D

accent

#9754D4

background

#F5F5F7

surface

#E9EAED

border

#C5C6C8

text

#030508

muted

#78797B

Preview Lab

Preview with #182A3E

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

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