#03121F#03121F

#03121F is a very dark, muted cyan. Relative luminance 0.006; OKLCH L 17.6% C 0.035 H 244.5°. Best body text is #FFFFFF at 18.92:1 contrast (WCAG AA passes).

Color values

HEX	#03121F
RGB	rgb(3, 18, 31)
HSL	hsl(208, 82%, 7%)
HSV	hsv(208, 90%, 12%)
CMYK	cmyk(90.3%, 41.9%, 0%, 87.8%)
CIE-LAB	lab(4.98, -0.92, -10.42)
CIE-LCH	lch(4.98, 10.46, 264.96°)
OKLab	oklab(17.58% -0.0152 -0.0319)
OKLCH	oklch(17.58% 0.035 244.5)
XYZ	xyz(0.5011, 0.5508, 1.3760)
Luminance	0.0055 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03121F #1F1003

analogous

#031F1E #03121F #03041F

triadic

#03121F #1F0312 #121F03

tetradic

#03121F #1E031F #1F1003 #041F03

square

#03121F #1E031F #1F1003 #041F03

split-complementary

#03121F #1F0304 #1F1E03

monochromatic

#03101C #03101C #03121F #083257 #0E538F

Accessibility & contrast

On white

18.92

#03121F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#03121F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03121F

18.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03121F	#FFFFFF	#000000	##FFFFFF
##03121F	1.00	18.92	1.11	18.92
#FFFFFF	18.92	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C1220

Deuteranopia (green-blind)

#080F1F

Tritanopia (blue-blind)

#001517

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #03121f;
/* rgb */ color: rgb(3, 18, 31);
/* oklch */ color: oklch(17.6% 0.035 244.5);

Tailwind

colors: {
  custom: {
    50: '#47505a',
    500: '#03121f',
    950: '#000000',
  },
}

SCSS

$custom: #03121f;
$custom-light: #47505a;
$custom-dark: #000000;

JSON

{
  "hex": "#03121f",
  "rgb": {
    "r": 3,
    "g": 18,
    "b": 31
  },
  "hsl": {
    "h": 207.857,
    "s": 82.353,
    "l": 6.667
  },
  "oklch": {
    "l": 0.17584,
    "c": 0.03534,
    "h": 244.5
  },
  "luminance": 0.00551
}

Semantic roles & 50–950 ramp

primary

#03121F

secondary

#633C1B

accent

#8D2FF9

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000203

muted

#777878

Preview Lab

Preview with #03121F

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

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