#031D3A#031D3A

#031D3A is a very dark, moderate cyan. Relative luminance 0.012; OKLCH L 23.0% C 0.065 H 253.3°. Best body text is #FFFFFF at 16.92:1 contrast (WCAG AA passes).

Color values

HEX	#031D3A
RGB	rgb(3, 29, 58)
HSL	hsl(212, 90%, 12%)
HSV	hsv(212, 95%, 23%)
CMYK	cmyk(94.8%, 50%, 0%, 77.3%)
CIE-LAB	lab(10.58, 3.14, -21.58)
CIE-LCH	lch(10.58, 21.80, 278.27°)
OKLab	oklab(22.98% -0.0186 -0.0619)
OKLCH	oklch(22.98% 0.065 253.3)
XYZ	xyz(1.2403, 1.2034, 4.1691)
Luminance	0.0120 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031D3A #3A2003

analogous

#03393A #031D3A #04033A

triadic

#031D3A #3A031D #1D3A03

tetradic

#031D3A #3A0339 #3A2003 #033A04

square

#031D3A #3A0339 #3A2003 #033A04

split-complementary

#031D3A #3A0403 #393A03

monochromatic

#020F1D #020F1D #031D3A #063A74 #0957AE

Accessibility & contrast

On white

16.92

#031D3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#031D3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031D3A

16.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031D3A	#FFFFFF	#000000	##FFFFFF
##031D3A	1.00	16.92	1.24	16.92
#FFFFFF	16.92	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E1F3B

Deuteranopia (green-blind)

#041A39

Tritanopia (blue-blind)

#002428

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #031d3a;
/* rgb */ color: rgb(3, 29, 58);
/* oklch */ color: oklch(23.0% 0.065 253.3);

Tailwind

colors: {
  custom: {
    50: '#4e5870',
    500: '#031d3a',
    950: '#000000',
  },
}

SCSS

$custom: #031d3a;
$custom-light: #4e5870;
$custom-dark: #000000;

JSON

{
  "hex": "#031d3a",
  "rgb": {
    "r": 3,
    "g": 29,
    "b": 58
  },
  "hsl": {
    "h": 211.636,
    "s": 90.164,
    "l": 11.961
  },
  "oklch": {
    "l": 0.22982,
    "c": 0.06462,
    "h": 253.3
  },
  "luminance": 0.01204
}

Semantic roles & 50–950 ramp

primary

#031D3A

secondary

#7D4F1C

accent

#9A29FF

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020307

muted

#78787A

Preview Lab

Preview with #031D3A

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

Preview Lab → · Contrast checker → · Palette generator →