#310918#310918

#310918 is a very dark, moderate pink. Relative luminance 0.009; OKLCH L 21.8% C 0.066 H 1.3°. Best body text is #FFFFFF at 17.75:1 contrast (WCAG AA passes).

Color values

HEX	#310918
RGB	rgb(49, 9, 24)
HSL	hsl(338, 69%, 11%)
HSV	hsv(338, 82%, 19%)
CMYK	cmyk(0%, 81.6%, 51%, 80.8%)
CIE-LAB	lab(8.26, 21.67, 0.51)
CIE-LCH	lch(8.26, 21.67, 1.34°)
OKLab	oklab(21.78% 0.0663 0.0016)
OKLCH	oklch(21.78% 0.066 1.3)
XYZ	xyz(1.5293, 0.9145, 0.9600)
Luminance	0.0091 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310918 #093122

analogous

#31092C #310918 #310E09

triadic

#310918 #183109 #091831

tetradic

#310918 #2C3109 #093122 #0E0931

square

#310918 #2C3109 #093122 #0E0931

split-complementary

#310918 #09310E #092C31

monochromatic

#1A050D #1A050D #310918 #651231 #981C4B

Accessibility & contrast

On white

17.75

#310918 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#310918 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310918

17.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310918	#FFFFFF	#000000	##FFFFFF
##310918	1.00	17.75	1.18	17.75
#FFFFFF	17.75	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#111318

Deuteranopia (green-blind)

#1C1B17

Tritanopia (blue-blind)

#36050F

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #310918;
/* rgb */ color: rgb(49, 9, 24);
/* oklch */ color: oklch(21.8% 0.066 1.3);

Tailwind

colors: {
  custom: {
    50: '#6c4b54',
    500: '#310918',
    950: '#000000',
  },
}

SCSS

$custom: #310918;
$custom-light: #6c4b54;
$custom-dark: #000000;

JSON

{
  "hex": "#310918",
  "rgb": {
    "r": 49,
    "g": 9,
    "b": 24
  },
  "hsl": {
    "h": 337.5,
    "s": 68.966,
    "l": 11.373
  },
  "oklch": {
    "l": 0.21776,
    "c": 0.06634,
    "h": 1.3
  },
  "luminance": 0.00914
}

Semantic roles & 50–950 ramp

primary

#310918

secondary

#276F54

accent

#ECAA3C

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070102

muted

#7A7778

Preview Lab

Preview with #310918

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

Preview Lab → · Contrast checker → · Palette generator →