#31101B#31101B

#31101B is a very dark, muted pink. Relative luminance 0.011; OKLCH L 23.0% C 0.055 H 1.5°. Best body text is #FFFFFF at 17.20:1 contrast (WCAG AA passes).

Color values

HEX	#31101B
RGB	rgb(49, 16, 27)
HSL	hsl(340, 51%, 13%)
HSV	hsv(340, 67%, 19%)
CMYK	cmyk(0%, 67.3%, 44.9%, 80.8%)
CIE-LAB	lab(9.82, 18.16, 0.48)
CIE-LCH	lch(9.82, 18.17, 1.50°)
OKLab	oklab(22.98% 0.0553 0.0015)
OKLCH	oklch(22.98% 0.055 1.5)
XYZ	xyz(1.6498, 1.1029, 1.1627)
Luminance	0.0110 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31101B #103126

analogous

#31102B #31101B #311510

triadic

#31101B #1B3110 #101B31

tetradic

#31101B #2B3110 #103126 #151031

square

#31101B #2B3110 #103126 #151031

split-complementary

#31101B #103115 #102B31

monochromatic

#17080D #17080D #31101B #5F1F34 #8D2E4E

Accessibility & contrast

On white

17.20

#31101B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#31101B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31101B

17.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31101B	#FFFFFF	#000000	##FFFFFF
##31101B	1.00	17.20	1.22	17.20
#FFFFFF	17.20	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16171B

Deuteranopia (green-blind)

#1E1D1A

Tritanopia (blue-blind)

#350D14

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #31101b;
/* rgb */ color: rgb(49, 16, 27);
/* oklch */ color: oklch(23.0% 0.055 1.5);

Tailwind

colors: {
  custom: {
    50: '#6b5057',
    500: '#31101b',
    950: '#000000',
  },
}

SCSS

$custom: #31101b;
$custom-light: #6b5057;
$custom-dark: #000000;

JSON

{
  "hex": "#31101b",
  "rgb": {
    "r": 49,
    "g": 16,
    "b": 27
  },
  "hsl": {
    "h": 340,
    "s": 50.769,
    "l": 12.745
  },
  "oklch": {
    "l": 0.22976,
    "c": 0.05536,
    "h": 1.5
  },
  "luminance": 0.01103
}

Semantic roles & 50–950 ramp

primary

#31101B

secondary

#336A58

accent

#DAAB4E

background

#F6F4F5

surface

#EBE7E9

border

#C6C3C5

text

#070203

muted

#7A7878

Preview Lab

Preview with #31101B

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

Preview Lab → · Contrast checker → · Palette generator →