#03131A#03131A

#03131A is a very dark, muted cyan. Relative luminance 0.006; OKLCH L 17.6% C 0.028 H 226.8°. Best body text is #FFFFFF at 18.88:1 contrast (WCAG AA passes).

Color values

HEX	#03131A
RGB	rgb(3, 19, 26)
HSL	hsl(198, 79%, 6%)
HSV	hsv(198, 88%, 10%)
CMYK	cmyk(88.5%, 26.9%, 0%, 89.8%)
CIE-LAB	lab(5.05, -3.08, -6.42)
CIE-LCH	lch(5.05, 7.12, 244.39°)
OKLab	oklab(17.57% -0.0189 -0.0202)
OKLCH	oklch(17.57% 0.028 226.8)
XYZ	xyz(0.4568, 0.5596, 1.0610)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#03131A #1A0A03

analogous

#031A15 #03131A #03071A

triadic

#03131A #1A0313 #131A03

tetradic

#03131A #15031A #1A0A03 #071A03

square

#03131A #15031A #1A0A03 #071A03

split-complementary

#03131A #1A0307 #1A1503

monochromatic

#03141B #03141B #03141B #093B51 #106388

Accessibility & contrast

On white

18.88

#03131A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#03131A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #03131A

18.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##03131A	#FFFFFF	#000000	##FFFFFF
##03131A	1.00	18.88	1.11	18.88
#FFFFFF	18.88	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F121A

Deuteranopia (green-blind)

#0C101A

Tritanopia (blue-blind)

#001515

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #03131a;
/* rgb */ color: rgb(3, 19, 26);
/* oklch */ color: oklch(17.6% 0.028 226.8);

Tailwind

colors: {
  custom: {
    50: '#475056',
    500: '#03131a',
    950: '#000000',
  },
}

SCSS

$custom: #03131a;
$custom-light: #475056;
$custom-dark: #000000;

JSON

{
  "hex": "#03131a",
  "rgb": {
    "r": 3,
    "g": 19,
    "b": 26
  },
  "hsl": {
    "h": 198.261,
    "s": 79.31,
    "l": 5.686
  },
  "oklch": {
    "l": 0.17571,
    "c": 0.02766,
    "h": 226.8
  },
  "luminance": 0.0056
}

Semantic roles & 50–950 ramp

primary

#03131A

secondary

#5E2F1B

accent

#6E32F6

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000203

muted

#777878

Preview Lab

Preview with #03131A

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

Preview Lab → · Contrast checker → · Palette generator →