#310B19#310B19

#310B19 is a very dark, moderate pink. Relative luminance 0.010; OKLCH L 22.1% C 0.063 H 1.0°. Best body text is #FFFFFF at 17.61:1 contrast (WCAG AA passes).

Color values

HEX	#310B19
RGB	rgb(49, 11, 25)
HSL	hsl(338, 63%, 12%)
HSV	hsv(338, 78%, 19%)
CMYK	cmyk(0%, 77.6%, 49%, 80.8%)
CIE-LAB	lab(8.68, 20.75, 0.34)
CIE-LCH	lch(8.68, 20.76, 0.95°)
OKLab	oklab(22.1% 0.0635 0.0011)
OKLCH	oklch(22.1% 0.063 1)
XYZ	xyz(1.5619, 0.9627, 1.0231)
Luminance	0.0096 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310B19 #0B3123

analogous

#310B2C #310B19 #31100B

triadic

#310B19 #19310B #0B1931

tetradic

#310B19 #2C310B #0B3123 #100B31

square

#310B19 #2C310B #0B3123 #100B31

split-complementary

#310B19 #0B3110 #0B2C31

monochromatic

#19060D #19060D #310B19 #631633 #95214C

Accessibility & contrast

On white

17.61

#310B19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#310B19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310B19

17.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310B19	#FFFFFF	#000000	##FFFFFF
##310B19	1.00	17.61	1.19	17.61
#FFFFFF	17.61	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#121419

Deuteranopia (green-blind)

#1C1C18

Tritanopia (blue-blind)

#360711

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #310b19;
/* rgb */ color: rgb(49, 11, 25);
/* oklch */ color: oklch(22.1% 0.063 1.0);

Tailwind

colors: {
  custom: {
    50: '#6c4c55',
    500: '#310b19',
    950: '#000000',
  },
}

SCSS

$custom: #310b19;
$custom-light: #6c4c55;
$custom-dark: #000000;

JSON

{
  "hex": "#310b19",
  "rgb": {
    "r": 49,
    "g": 11,
    "b": 25
  },
  "hsl": {
    "h": 337.895,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.22099,
    "c": 0.06346,
    "h": 1
  },
  "luminance": 0.00962
}

Semantic roles & 50–950 ramp

primary

#310B19

secondary

#2A6E55

accent

#E6AA41

background

#F6F4F4

surface

#EBE7E7

border

#C6C3C3

text

#070103

muted

#7A7778

Preview Lab

Preview with #310B19

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

Preview Lab → · Contrast checker → · Palette generator →