#031B34#031B34

#031B34 is a very dark, muted cyan. Relative luminance 0.011; OKLCH L 21.9% C 0.058 H 251.5°. Best body text is #FFFFFF at 17.35:1 contrast (WCAG AA passes).

Color values

HEX	#031B34
RGB	rgb(3, 27, 52)
HSL	hsl(211, 89%, 11%)
HSV	hsv(211, 94%, 20%)
CMYK	cmyk(94.2%, 48.1%, 0%, 79.6%)
CIE-LAB	lab(9.41, 1.80, -19.14)
CIE-LCH	lch(9.41, 19.23, 275.38°)
OKLab	oklab(21.93% -0.0183 -0.0548)
OKLCH	oklch(21.93% 0.058 251.5)
XYZ	xyz(1.0491, 1.0510, 3.3957)
Luminance	0.0105 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031B34 #341C03

analogous

#033334 #031B34 #030334

triadic

#031B34 #34031B #1B3403

tetradic

#031B34 #340333 #341C03 #033403

square

#031B34 #340333 #341C03 #033403

split-complementary

#031B34 #340303 #333403

monochromatic

#020F1D #020F1D #031B34 #06396E #0A57A8

Accessibility & contrast

On white

17.35

#031B34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#031B34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031B34

17.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031B34	#FFFFFF	#000000	##FFFFFF
##031B34	1.00	17.35	1.21	17.35
#FFFFFF	17.35	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F1D35

Deuteranopia (green-blind)

#061834

Tritanopia (blue-blind)

#002124

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #031b34;
/* rgb */ color: rgb(3, 27, 52);
/* oklch */ color: oklch(21.9% 0.058 251.5);

Tailwind

colors: {
  custom: {
    50: '#4c566b',
    500: '#031b34',
    950: '#000000',
  },
}

SCSS

$custom: #031b34;
$custom-light: #4c566b;
$custom-dark: #000000;

JSON

{
  "hex": "#031b34",
  "rgb": {
    "r": 3,
    "g": 27,
    "b": 52
  },
  "hsl": {
    "h": 210.612,
    "s": 89.091,
    "l": 10.784
  },
  "oklch": {
    "l": 0.21925,
    "c": 0.05776,
    "h": 251.5
  },
  "luminance": 0.01051
}

Semantic roles & 50–950 ramp

primary

#031B34

secondary

#774A1C

accent

#9629FF

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010306

muted

#77787A

Preview Lab

Preview with #031B34

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

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