#310B1D#310B1D

#310B1D is a very dark, moderate pink. Relative luminance 0.010; OKLCH L 22.3% C 0.065 H 354.4°. Best body text is #FFFFFF at 17.56:1 contrast (WCAG AA passes).

Color values

HEX	#310B1D
RGB	rgb(49, 11, 29)
HSL	hsl(332, 63%, 12%)
HSV	hsv(332, 78%, 19%)
CMYK	cmyk(0%, 77.6%, 40.8%, 80.8%)
CIE-LAB	lab(8.83, 21.32, -2.50)
CIE-LCH	lch(8.83, 21.47, 353.30°)
OKLab	oklab(22.27% 0.0651 -0.0063)
OKLCH	oklch(22.27% 0.065 354.4)
XYZ	xyz(1.6082, 0.9812, 1.2669)
Luminance	0.0098 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310B1D #0B311F

analogous

#310B30 #310B1D #310C0B

triadic

#310B1D #1D310B #0B1D31

tetradic

#310B1D #30310B #0B311F #0C0B31

square

#310B1D #30310B #0B311F #0C0B31

split-complementary

#310B1D #0B310C #0B3031

monochromatic

#19060F #19060F #310B1D #63163B #952158

Accessibility & contrast

On white

17.56

#310B1D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#310B1D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310B1D

17.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310B1D	#FFFFFF	#000000	##FFFFFF
##310B1D	1.00	17.56	1.20	17.56
#FFFFFF	17.56	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11151E

Deuteranopia (green-blind)

#1C1C1C

Tritanopia (blue-blind)

#350812

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #310b1d;
/* rgb */ color: rgb(49, 11, 29);
/* oklch */ color: oklch(22.3% 0.065 354.4);

Tailwind

colors: {
  custom: {
    50: '#6b4d58',
    500: '#310b1d',
    950: '#000000',
  },
}

SCSS

$custom: #310b1d;
$custom-light: #6b4d58;
$custom-dark: #000000;

JSON

{
  "hex": "#310b1d",
  "rgb": {
    "r": 49,
    "g": 11,
    "b": 29
  },
  "hsl": {
    "h": 331.579,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.22267,
    "c": 0.06541,
    "h": 354.4
  },
  "luminance": 0.00981
}

Semantic roles & 50–950 ramp

primary

#310B1D

secondary

#2A6E4E

accent

#E69841

background

#F6F4F5

surface

#EBE7E9

border

#C6C3C5

text

#070103

muted

#7A7778

Preview Lab

Preview with #310B1D

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

Preview Lab → · Contrast checker → · Palette generator →