#31051B#31051B

#31051B is a very dark, moderate pink. Relative luminance 0.008; OKLCH L 21.3% C 0.075 H 354.5°. Best body text is #FFFFFF at 17.98:1 contrast (WCAG AA passes).

Color values

HEX	#31051B
RGB	rgb(49, 5, 27)
HSL	hsl(330, 81%, 11%)
HSV	hsv(330, 90%, 19%)
CMYK	cmyk(0%, 89.8%, 44.9%, 80.8%)
CIE-LAB	lab(7.59, 24.24, -2.80)
CIE-LCH	lch(7.59, 24.40, 353.40°)
OKLab	oklab(21.32% 0.0745 -0.0071)
OKLCH	oklch(21.32% 0.075 354.5)
XYZ	xyz(1.5188, 0.8408, 1.1190)
Luminance	0.0084 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31051B #05311B

analogous

#310531 #31051B #310505

triadic

#31051B #1B3105 #051B31

tetradic

#31051B #313105 #05311B #050531

square

#31051B #313105 #05311B #050531

split-complementary

#31051B #053105 #053131

monochromatic

#1C030F #1C030F #31051B #690B3A #A01058

Accessibility & contrast

On white

17.98

#31051B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#31051B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31051B

17.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31051B	#FFFFFF	#000000	##FFFFFF
##31051B	1.00	17.98	1.17	17.98
#FFFFFF	17.98	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D111C

Deuteranopia (green-blind)

#1A1A1A

Tritanopia (blue-blind)

#36020E

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #31051b;
/* rgb */ color: rgb(49, 5, 27);
/* oklch */ color: oklch(21.3% 0.075 354.5);

Tailwind

colors: {
  custom: {
    50: '#6c4957',
    500: '#31051b',
    950: '#000000',
  },
}

SCSS

$custom: #31051b;
$custom-light: #6c4957;
$custom-dark: #000000;

JSON

{
  "hex": "#31051b",
  "rgb": {
    "r": 49,
    "g": 5,
    "b": 27
  },
  "hsl": {
    "h": 330,
    "s": 81.481,
    "l": 10.588
  },
  "oklch": {
    "l": 0.21323,
    "c": 0.07488,
    "h": 354.5
  },
  "luminance": 0.00841
}

Semantic roles & 50–950 ramp

primary

#31051B

secondary

#1F7249

accent

#F89430

background

#F6F4F5

surface

#ECE7E9

border

#C7C3C5

text

#070103

muted

#7A7778

Preview Lab

Preview with #31051B

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

Preview Lab → · Contrast checker → · Palette generator →