#031B32#031B32

#031B32 is a very dark, muted cyan. Relative luminance 0.010; OKLCH L 21.8% C 0.055 H 249.7°. Best body text is #FFFFFF at 17.40:1 contrast (WCAG AA passes).

Color values

HEX	#031B32
RGB	rgb(3, 27, 50)
HSL	hsl(209, 89%, 10%)
HSV	hsv(209, 94%, 20%)
CMYK	cmyk(94%, 46%, 0%, 80.4%)
CIE-LAB	lab(9.27, 0.84, -17.92)
CIE-LCH	lch(9.27, 17.94, 272.67°)
OKLab	oklab(21.77% -0.0189 -0.0512)
OKLCH	oklch(21.77% 0.055 249.7)
XYZ	xyz(1.0050, 1.0334, 3.1635)
Luminance	0.0103 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031B32 #321A03

analogous

#033231 #031B32 #030332

triadic

#031B32 #32031B #1B3203

tetradic

#031B32 #310332 #321A03 #033203

square

#031B32 #310332 #321A03 #033203

split-complementary

#031B32 #320303 #323103

monochromatic

#02101D #02101D #031B32 #063A6C #0A59A5

Accessibility & contrast

On white

17.40

#031B32 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#031B32 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031B32

17.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031B32	#FFFFFF	#000000	##FFFFFF
##031B32	1.00	17.40	1.21	17.40
#FFFFFF	17.40	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#101C33

Deuteranopia (green-blind)

#081832

Tritanopia (blue-blind)

#002124

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #031b32;
/* rgb */ color: rgb(3, 27, 50);
/* oklch */ color: oklch(21.8% 0.055 249.7);

Tailwind

colors: {
  custom: {
    50: '#4b566a',
    500: '#031b32',
    950: '#000000',
  },
}

SCSS

$custom: #031b32;
$custom-light: #4b566a;
$custom-dark: #000000;

JSON

{
  "hex": "#031b32",
  "rgb": {
    "r": 3,
    "g": 27,
    "b": 50
  },
  "hsl": {
    "h": 209.362,
    "s": 88.679,
    "l": 10.392
  },
  "oklch": {
    "l": 0.21766,
    "c": 0.05457,
    "h": 249.7
  },
  "luminance": 0.01034
}

Semantic roles & 50–950 ramp

primary

#031B32

secondary

#75471B

accent

#9229FF

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010306

muted

#77787A

Preview Lab

Preview with #031B32

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

Preview Lab → · Contrast checker → · Palette generator →