#182D38#182D38

#182D38 is a dark, muted cyan. Relative luminance 0.024; OKLCH L 28.5% C 0.034 H 232.5°. Best body text is #FFFFFF at 14.27:1 contrast (WCAG AA passes).

Color values

HEX	#182D38
RGB	rgb(24, 45, 56)
HSL	hsl(201, 40%, 16%)
HSV	hsv(201, 57%, 22%)
CMYK	cmyk(57.1%, 19.6%, 0%, 78%)
CIE-LAB	lab(17.26, -4.65, -9.63)
CIE-LCH	lch(17.26, 10.70, 244.23°)
OKLab	oklab(28.48% -0.0205 -0.0267)
OKLCH	oklch(28.48% 0.034 232.5)
XYZ	xyz(2.0286, 2.3563, 4.0885)
Luminance	0.0236 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#182D38 #382318

analogous

#183833 #182D38 #181D38

triadic

#182D38 #38182D #2D3818

tetradic

#182D38 #331838 #382318 #1D3818

square

#182D38 #331838 #382318 #1D3818

split-complementary

#182D38 #38181D #383318

monochromatic

#091115 #091115 #182D38 #2A4F63 #3D728E

Accessibility & contrast

On white

14.27

#182D38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#182D38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #182D38

14.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##182D38	#FFFFFF	#000000	##FFFFFF
##182D38	1.00	14.27	1.47	14.27
#FFFFFF	14.27	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#282C39

Deuteranopia (green-blind)

#232938

Tritanopia (blue-blind)

#083031

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #182d38;
/* rgb */ color: rgb(24, 45, 56);
/* oklch */ color: oklch(28.5% 0.034 232.5);

Tailwind

colors: {
  custom: {
    50: '#57656e',
    500: '#182d38',
    950: '#000000',
  },
}

SCSS

$custom: #182d38;
$custom-light: #57656e;
$custom-dark: #000000;

JSON

{
  "hex": "#182d38",
  "rgb": {
    "r": 24,
    "g": 45,
    "b": 56
  },
  "hsl": {
    "h": 200.625,
    "s": 40,
    "l": 15.686
  },
  "oklch": {
    "l": 0.28476,
    "c": 0.03368,
    "h": 232.5
  },
  "luminance": 0.02356
}

Semantic roles & 50–950 ramp

primary

#182D38

secondary

#6E4E3E

accent

#8158D0

background

#F5F6F6

surface

#E9EBEB

border

#C5C6C6

text

#030507

muted

#787A7A

Preview Lab

Preview with #182D38

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

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