#031B29#031B29

#031B29 is a very dark, muted cyan. Relative luminance 0.010; OKLCH L 21.1% C 0.041 H 237.2°. Best body text is #FFFFFF at 17.61:1 contrast (WCAG AA passes).

Color values

HEX	#031B29
RGB	rgb(3, 27, 41)
HSL	hsl(202, 86%, 9%)
HSV	hsv(202, 93%, 16%)
CMYK	cmyk(92.7%, 34.1%, 0%, 83.9%)
CIE-LAB	lab(8.68, -3.43, -12.24)
CIE-LCH	lch(8.68, 12.72, 254.33°)
OKLab	oklab(21.11% -0.0223 -0.0346)
OKLCH	oklch(21.11% 0.041 237.2)
XYZ	xyz(0.8296, 0.9632, 2.2396)
Luminance	0.0096 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031B29 #291103

analogous

#032924 #031B29 #030829

triadic

#031B29 #29031B #1B2903

tetradic

#031B29 #240329 #291103 #082903

square

#031B29 #240329 #291103 #082903

split-complementary

#031B29 #290308 #292403

monochromatic

#02131D #02131D #031B29 #074162 #0B669B

Accessibility & contrast

On white

17.61

#031B29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#031B29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031B29

17.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031B29	#FFFFFF	#000000	##FFFFFF
##031B29	1.00	17.61	1.19	17.61
#FFFFFF	17.61	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141B2A

Deuteranopia (green-blind)

#0F1729

Tritanopia (blue-blind)

#001F20

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #031b29;
/* rgb */ color: rgb(3, 27, 41);
/* oklch */ color: oklch(21.1% 0.041 237.2);

Tailwind

colors: {
  custom: {
    50: '#495762',
    500: '#031b29',
    950: '#000000',
  },
}

SCSS

$custom: #031b29;
$custom-light: #495762;
$custom-dark: #000000;

JSON

{
  "hex": "#031b29",
  "rgb": {
    "r": 3,
    "g": 27,
    "b": 41
  },
  "hsl": {
    "h": 202.105,
    "s": 86.364,
    "l": 8.627
  },
  "oklch": {
    "l": 0.21113,
    "c": 0.04118,
    "h": 237.2
  },
  "luminance": 0.00963
}

Semantic roles & 50–950 ramp

primary

#031B29

secondary

#6D391B

accent

#782BFD

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#010305

muted

#777879

Preview Lab

Preview with #031B29

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

Preview Lab → · Contrast checker → · Palette generator →