#031B35#031B35

#031B35 is a very dark, muted cyan. Relative luminance 0.011; OKLCH L 22.0% C 0.059 H 252.3°. Best body text is #FFFFFF at 17.33:1 contrast (WCAG AA passes).

Color values

HEX	#031B35
RGB	rgb(3, 27, 53)
HSL	hsl(211, 89%, 11%)
HSV	hsv(211, 94%, 21%)
CMYK	cmyk(94.3%, 49.1%, 0%, 79.2%)
CIE-LAB	lab(9.48, 2.29, -19.75)
CIE-LCH	lch(9.48, 19.88, 276.60°)
OKLab	oklab(22.01% -0.018 -0.0566)
OKLCH	oklch(22.01% 0.059 252.3)
XYZ	xyz(1.0718, 1.0601, 3.5156)
Luminance	0.0106 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031B35 #351D03

analogous

#033435 #031B35 #040335

triadic

#031B35 #35031B #1B3503

tetradic

#031B35 #350334 #351D03 #033504

square

#031B35 #350334 #351D03 #033504

split-complementary

#031B35 #350403 #343503

monochromatic

#020F1D #020F1D #031B35 #06396F #0A56A9

Accessibility & contrast

On white

17.33

#031B35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#031B35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031B35

17.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031B35	#FFFFFF	#000000	##FFFFFF
##031B35	1.00	17.33	1.21	17.33
#FFFFFF	17.33	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E1D36

Deuteranopia (green-blind)

#051834

Tritanopia (blue-blind)

#002125

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #031b35;
/* rgb */ color: rgb(3, 27, 53);
/* oklch */ color: oklch(22.0% 0.059 252.3);

Tailwind

colors: {
  custom: {
    50: '#4c566c',
    500: '#031b35',
    950: '#000000',
  },
}

SCSS

$custom: #031b35;
$custom-light: #4c566c;
$custom-dark: #000000;

JSON

{
  "hex": "#031b35",
  "rgb": {
    "r": 3,
    "g": 27,
    "b": 53
  },
  "hsl": {
    "h": 211.2,
    "s": 89.286,
    "l": 10.98
  },
  "oklch": {
    "l": 0.22005,
    "c": 0.05936,
    "h": 252.3
  },
  "luminance": 0.0106
}

Semantic roles & 50–950 ramp

primary

#031B35

secondary

#784C1C

accent

#9829FF

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010307

muted

#77787A

Preview Lab

Preview with #031B35

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

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