#331D3C#331D3C

#331D3C is a dark, moderate purple. Relative luminance 0.019; OKLCH L 27.4% C 0.062 H 315.5°. Best body text is #FFFFFF at 15.20:1 contrast (WCAG AA passes).

Color values

HEX	#331D3C
RGB	rgb(51, 29, 60)
HSL	hsl(283, 35%, 17%)
HSV	hsv(283, 52%, 24%)
CMYK	cmyk(15%, 51.7%, 0%, 76.5%)
CIE-LAB	lab(15.00, 17.41, -15.72)
CIE-LCH	lch(15.00, 23.46, 317.93°)
OKLab	oklab(27.44% 0.0443 -0.0435)
OKLCH	oklch(27.44% 0.062 315.5)
XYZ	xyz(2.6201, 1.9089, 4.5045)
Luminance	0.0191 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D3C #263C1D

analogous

#241D3C #331D3C #3C1D35

triadic

#331D3C #3C331D #1D3C33

tetradic

#331D3C #3C241D #263C1D #1D353C

square

#331D3C #3C241D #263C1D #1D353C

split-complementary

#331D3C #353C1D #1D3C24

monochromatic

#120A15 #120A15 #331D3C #563165 #79458F

Accessibility & contrast

On white

15.20

#331D3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#331D3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D3C

15.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D3C	#FFFFFF	#000000	##FFFFFF
##331D3C	1.00	15.20	1.38	15.20
#FFFFFF	15.20	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17243D

Deuteranopia (green-blind)

#1D263B

Tritanopia (blue-blind)

#332129

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #331d3c;
/* rgb */ color: rgb(51, 29, 60);
/* oklch */ color: oklch(27.4% 0.062 315.5);

Tailwind

colors: {
  custom: {
    50: '#6b5972',
    500: '#331d3c',
    950: '#000000',
  },
}

SCSS

$custom: #331d3c;
$custom-light: #6b5972;
$custom-dark: #000000;

JSON

{
  "hex": "#331d3c",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 60
  },
  "hsl": {
    "h": 282.581,
    "s": 34.831,
    "l": 17.451
  },
  "oklch": {
    "l": 0.27439,
    "c": 0.06214,
    "h": 315.5
  },
  "luminance": 0.01909
}

Semantic roles & 50–950 ramp

primary

#331D3C

secondary

#517044

accent

#CB5D7D

background

#F6F5F6

surface

#EBE9EC

border

#C6C5C7

text

#070308

muted

#7A787B

Preview Lab

Preview with #331D3C

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

Preview Lab → · Contrast checker → · Palette generator →