#12283D#12283D

#12283D is a dark, muted cyan. Relative luminance 0.020; OKLCH L 27.0% C 0.048 H 249.0°. Best body text is #FFFFFF at 15.04:1 contrast (WCAG AA passes).

Color values

HEX	#12283D
RGB	rgb(18, 40, 61)
HSL	hsl(209, 54%, 15%)
HSV	hsv(209, 70%, 24%)
CMYK	cmyk(70.5%, 34.4%, 0%, 76.1%)
CIE-LAB	lab(15.40, -0.83, -16.02)
CIE-LCH	lch(15.40, 16.04, 267.03°)
OKLab	oklab(27% -0.0173 -0.0452)
OKLCH	oklch(27% 0.048 249)
XYZ	xyz(1.8502, 1.9829, 4.6992)
Luminance	0.0198 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#12283D #3D2712

analogous

#123D3C #12283D #12133D

triadic

#12283D #3D1228 #283D12

tetradic

#12283D #3C123D #3D2712 #133D12

square

#12283D #3C123D #3D2712 #133D12

split-complementary

#12283D #3D1213 #3D3C12

monochromatic

#070F18 #070F18 #12283D #20476C #2E669C

Accessibility & contrast

On white

15.04

#12283D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#12283D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #12283D

15.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##12283D	#FFFFFF	#000000	##FFFFFF
##12283D	1.00	15.04	1.40	15.04
#FFFFFF	15.04	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F293E

Deuteranopia (green-blind)

#19253D

Tritanopia (blue-blind)

#002D2F

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #12283d;
/* rgb */ color: rgb(18, 40, 61);
/* oklch */ color: oklch(27.0% 0.048 249.0);

Tailwind

colors: {
  custom: {
    50: '#556172',
    500: '#12283d',
    950: '#000000',
  },
}

SCSS

$custom: #12283d;
$custom-light: #556172;
$custom-dark: #000000;

JSON

{
  "hex": "#12283d",
  "rgb": {
    "r": 18,
    "g": 40,
    "b": 61
  },
  "hsl": {
    "h": 209.302,
    "s": 54.43,
    "l": 15.49
  },
  "oklch": {
    "l": 0.27003,
    "c": 0.04838,
    "h": 249
  },
  "luminance": 0.01983
}

Semantic roles & 50–950 ramp

primary

#12283D

secondary

#765535

accent

#924ADE

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030508

muted

#78797B

Preview Lab

Preview with #12283D

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

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