#331A3D#331A3D

#331A3D is a dark, moderate purple. Relative luminance 0.018; OKLCH L 26.9% C 0.070 H 315.6°. Best body text is #FFFFFF at 15.49:1 contrast (WCAG AA passes).

Color values

HEX	#331A3D
RGB	rgb(51, 26, 61)
HSL	hsl(283, 40%, 17%)
HSV	hsv(283, 57%, 24%)
CMYK	cmyk(16.4%, 57.4%, 0%, 76.1%)
CIE-LAB	lab(14.29, 19.66, -17.55)
CIE-LCH	lch(14.29, 26.36, 318.25°)
OKLab	oklab(26.92% 0.0498 -0.0488)
OKLCH	oklch(26.92% 0.07 315.6)
XYZ	xyz(2.5768, 1.7796, 4.6217)
Luminance	0.0178 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A3D #243D1A

analogous

#221A3D #331A3D #3D1A36

triadic

#331A3D #3D331A #1A3D33

tetradic

#331A3D #3D221A #243D1A #1A363D

square

#331A3D #3D221A #243D1A #1A363D

split-complementary

#331A3D #363D1A #1A3D22

monochromatic

#120915 #120915 #331A3D #572C68 #7B3F93

Accessibility & contrast

On white

15.49

#331A3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#331A3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A3D

15.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A3D	#FFFFFF	#000000	##FFFFFF
##331A3D	1.00	15.49	1.36	15.49
#FFFFFF	15.49	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13233E

Deuteranopia (green-blind)

#1A253C

Tritanopia (blue-blind)

#321F28

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #331a3d;
/* rgb */ color: rgb(51, 26, 61);
/* oklch */ color: oklch(26.9% 0.070 315.6);

Tailwind

colors: {
  custom: {
    50: '#6c5772',
    500: '#331a3d',
    950: '#000000',
  },
}

SCSS

$custom: #331a3d;
$custom-light: #6c5772;
$custom-dark: #000000;

JSON

{
  "hex": "#331a3d",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 61
  },
  "hsl": {
    "h": 282.857,
    "s": 40.23,
    "l": 17.059
  },
  "oklch": {
    "l": 0.26925,
    "c": 0.0697,
    "h": 315.6
  },
  "luminance": 0.0178
}

Semantic roles & 50–950 ramp

primary

#331A3D

secondary

#4F7340

accent

#D0587A

background

#F6F5F6

surface

#EBE9EC

border

#C6C5C7

text

#070308

muted

#7A787B

Preview Lab

Preview with #331A3D

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

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