#031C2D#031C2D

#031C2D is a very dark, muted cyan. Relative luminance 0.010; OKLCH L 21.7% C 0.046 H 241.5°. Best body text is #FFFFFF at 17.39:1 contrast (WCAG AA passes).

Color values

HEX	#031C2D
RGB	rgb(3, 28, 45)
HSL	hsl(204, 88%, 9%)
HSV	hsv(204, 93%, 18%)
CMYK	cmyk(93.3%, 37.8%, 0%, 82.4%)
CIE-LAB	lab(9.31, -2.31, -14.20)
CIE-LCH	lch(9.31, 14.38, 260.76°)
OKLab	oklab(21.7% -0.0218 -0.0403)
OKLCH	oklch(21.7% 0.046 241.5)
XYZ	xyz(0.9263, 1.0392, 2.6339)
Luminance	0.0104 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#031C2D #2D1403

analogous

#032D29 #031C2D #03072D

triadic

#031C2D #2D031C #1C2D03

tetradic

#031C2D #29032D #2D1403 #072D03

square

#031C2D #29032D #2D1403 #072D03

split-complementary

#031C2D #2D0307 #2D2903

monochromatic

#02121D #02121D #031C2D #074066 #0B63A0

Accessibility & contrast

On white

17.39

#031C2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#031C2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #031C2D

17.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##031C2D	#FFFFFF	#000000	##FFFFFF
##031C2D	1.00	17.39	1.21	17.39
#FFFFFF	17.39	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141C2E

Deuteranopia (green-blind)

#0E182D

Tritanopia (blue-blind)

#002022

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #031c2d;
/* rgb */ color: rgb(3, 28, 45);
/* oklch */ color: oklch(21.7% 0.046 241.5);

Tailwind

colors: {
  custom: {
    50: '#4a5766',
    500: '#031c2d',
    950: '#000000',
  },
}

SCSS

$custom: #031c2d;
$custom-light: #4a5766;
$custom-dark: #000000;

JSON

{
  "hex": "#031c2d",
  "rgb": {
    "r": 3,
    "g": 28,
    "b": 45
  },
  "hsl": {
    "h": 204.286,
    "s": 87.5,
    "l": 9.412
  },
  "oklch": {
    "l": 0.21695,
    "c": 0.04581,
    "h": 241.5
  },
  "luminance": 0.01039
}

Semantic roles & 50–950 ramp

primary

#031C2D

secondary

#713E1B

accent

#802AFE

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010305

muted

#77787A

Preview Lab

Preview with #031C2D

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

Preview Lab → · Contrast checker → · Palette generator →