#310837#310837

#310837 is a very dark, moderate purple. Relative luminance 0.011; OKLCH L 23.5% C 0.093 H 322.3°. Best body text is #FFFFFF at 17.21:1 contrast (WCAG AA passes).

Color values

HEX	#310837
RGB	rgb(49, 8, 55)
HSL	hsl(292, 75%, 12%)
HSV	hsv(292, 85%, 22%)
CMYK	cmyk(10.9%, 85.5%, 0%, 78.4%)
CIE-LAB	lab(9.82, 27.73, -20.38)
CIE-LCH	lch(9.82, 34.41, 323.70°)
OKLab	oklab(23.47% 0.0736 -0.0569)
OKLCH	oklch(23.47% 0.093 322.3)
XYZ	xyz(2.0430, 1.1026, 3.7189)
Luminance	0.0110 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310837 #0E3708

analogous

#190837 #310837 #370826

triadic

#310837 #373108 #083731

tetradic

#310837 #371908 #0E3708 #082637

square

#310837 #371908 #0E3708 #082637

split-complementary

#310837 #263708 #083719

monochromatic

#18041B #18041B #310837 #61106C #9018A2

Accessibility & contrast

On white

17.21

#310837 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#310837 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310837

17.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310837	#FFFFFF	#000000	##FFFFFF
##310837	1.00	17.21	1.22	17.21
#FFFFFF	17.21	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001838

Deuteranopia (green-blind)

#0F1D36

Tritanopia (blue-blind)

#32111F

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #310837;
/* rgb */ color: rgb(49, 8, 55);
/* oklch */ color: oklch(23.5% 0.093 322.3);

Tailwind

colors: {
  custom: {
    50: '#6b4c6e',
    500: '#310837',
    950: '#000000',
  },
}

SCSS

$custom: #310837;
$custom-light: #6b4c6e;
$custom-dark: #000000;

JSON

{
  "hex": "#310837",
  "rgb": {
    "r": 49,
    "g": 8,
    "b": 55
  },
  "hsl": {
    "h": 292.34,
    "s": 74.603,
    "l": 12.353
  },
  "oklch": {
    "l": 0.23474,
    "c": 0.09304,
    "h": 322.3
  },
  "luminance": 0.01102
}

Semantic roles & 50–950 ramp

primary

#310837

secondary

#2F7625

accent

#F1374E

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#070107

muted

#7A777A

Preview Lab

Preview with #310837

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

Preview Lab → · Contrast checker → · Palette generator →