#331F3D#331F3D

#331F3D is a dark, muted purple. Relative luminance 0.020; OKLCH L 27.9% C 0.059 H 313.7°. Best body text is #FFFFFF at 14.96:1 contrast (WCAG AA passes).

Color values

HEX	#331F3D
RGB	rgb(51, 31, 61)
HSL	hsl(280, 33%, 18%)
HSV	hsv(280, 49%, 24%)
CMYK	cmyk(16.4%, 49.2%, 0%, 76.1%)
CIE-LAB	lab(15.60, 16.32, -15.49)
CIE-LCH	lch(15.60, 22.50, 316.50°)
OKLab	oklab(27.9% 0.041 -0.0429)
OKLCH	oklch(27.9% 0.059 313.7)
XYZ	xyz(2.6974, 2.0208, 4.6619)
Luminance	0.0202 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F3D #293D1F

analogous

#241F3D #331F3D #3D1F38

triadic

#331F3D #3D331F #1F3D33

tetradic

#331F3D #3D241F #293D1F #1F383D

square

#331F3D #3D241F #293D1F #1F383D

split-complementary

#331F3D #383D1F #1F3D24

monochromatic

#110A14 #110A14 #331F3D #553466 #77488E

Accessibility & contrast

On white

14.96

#331F3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#331F3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F3D

14.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F3D	#FFFFFF	#000000	##FFFFFF
##331F3D	1.00	14.96	1.40	14.96
#FFFFFF	14.96	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19263E

Deuteranopia (green-blind)

#1E273C

Tritanopia (blue-blind)

#32232B

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #331f3d;
/* rgb */ color: rgb(51, 31, 61);
/* oklch */ color: oklch(27.9% 0.059 313.7);

Tailwind

colors: {
  custom: {
    50: '#6b5b72',
    500: '#331f3d',
    950: '#000000',
  },
}

SCSS

$custom: #331f3d;
$custom-light: #6b5b72;
$custom-dark: #000000;

JSON

{
  "hex": "#331f3d",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 61
  },
  "hsl": {
    "h": 280,
    "s": 32.609,
    "l": 18.039
  },
  "oklch": {
    "l": 0.27902,
    "c": 0.05933,
    "h": 313.7
  },
  "luminance": 0.02021
}

Semantic roles & 50–950 ramp

primary

#331F3D

secondary

#557147

accent

#C95F82

background

#F6F5F6

surface

#EBE9EC

border

#C6C5C7

text

#070408

muted

#7A797B

Preview Lab

Preview with #331F3D

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

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