#331D3A#331D3A

#331D3A is a dark, muted purple. Relative luminance 0.019; OKLCH L 27.3% C 0.059 H 317.7°. Best body text is #FFFFFF at 15.24:1 contrast (WCAG AA passes).

Color values

HEX	#331D3A
RGB	rgb(51, 29, 58)
HSL	hsl(286, 33%, 17%)
HSV	hsv(286, 50%, 23%)
CMYK	cmyk(12.1%, 50%, 0%, 77.3%)
CIE-LAB	lab(14.89, 16.90, -14.49)
CIE-LCH	lch(14.89, 22.26, 319.39°)
OKLab	oklab(27.32% 0.0439 -0.04)
OKLCH	oklch(27.32% 0.059 317.7)
XYZ	xyz(2.5682, 1.8881, 4.2313)
Luminance	0.0189 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D3A #243A1D

analogous

#251D3A #331D3A #3A1D33

triadic

#331D3A #3A331D #1D3A33

tetradic

#331D3A #3A251D #243A1D #1D333A

square

#331D3A #3A251D #243A1D #1D333A

split-complementary

#331D3A #333A1D #1D3A25

monochromatic

#120A14 #120A14 #331D3A #573163 #7B468C

Accessibility & contrast

On white

15.24

#331D3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#331D3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D3A

15.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D3A	#FFFFFF	#000000	##FFFFFF
##331D3A	1.00	15.24	1.38	15.24
#FFFFFF	15.24	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18243B

Deuteranopia (green-blind)

#1E2639

Tritanopia (blue-blind)

#332128

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #331d3a;
/* rgb */ color: rgb(51, 29, 58);
/* oklch */ color: oklch(27.3% 0.059 317.7);

Tailwind

colors: {
  custom: {
    50: '#6b5970',
    500: '#331d3a',
    950: '#000000',
  },
}

SCSS

$custom: #331d3a;
$custom-light: #6b5970;
$custom-dark: #000000;

JSON

{
  "hex": "#331d3a",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 58
  },
  "hsl": {
    "h": 285.517,
    "s": 33.333,
    "l": 17.059
  },
  "oklch": {
    "l": 0.27317,
    "c": 0.05938,
    "h": 317.7
  },
  "luminance": 0.01888
}

Semantic roles & 50–950 ramp

primary

#331D3A

secondary

#4F6E45

accent

#C95E78

background

#F6F5F6

surface

#EBE9EC

border

#C6C5C7

text

#070307

muted

#7A787A

Preview Lab

Preview with #331D3A

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

Preview Lab → · Contrast checker → · Palette generator →