#331D3E#331D3E

#331D3E is a dark, moderate purple. Relative luminance 0.019; OKLCH L 27.6% C 0.065 H 313.5°. Best body text is #FFFFFF at 15.15:1 contrast (WCAG AA passes).

Color values

HEX	#331D3E
RGB	rgb(51, 29, 62)
HSL	hsl(280, 36%, 18%)
HSV	hsv(280, 53%, 24%)
CMYK	cmyk(17.7%, 53.2%, 0%, 75.7%)
CIE-LAB	lab(15.12, 17.94, -16.94)
CIE-LCH	lch(15.12, 24.68, 316.64°)
OKLab	oklab(27.56% 0.0447 -0.0471)
OKLCH	oklch(27.56% 0.065 313.5)
XYZ	xyz(2.6740, 1.9304, 4.7882)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D3E #283E1D

analogous

#221D3E #331D3E #3E1D38

triadic

#331D3E #3E331D #1D3E33

tetradic

#331D3E #3E221D #283E1D #1D383E

square

#331D3E #3E221D #283E1D #1D383E

split-complementary

#331D3E #383E1D #1D3E22

monochromatic

#110A15 #110A15 #331D3E #553168 #784491

Accessibility & contrast

On white

15.15

#331D3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#331D3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D3E

15.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D3E	#FFFFFF	#000000	##FFFFFF
##331D3E	1.00	15.15	1.39	15.15
#FFFFFF	15.15	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16253F

Deuteranopia (green-blind)

#1C263D

Tritanopia (blue-blind)

#32222A

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #331d3e;
/* rgb */ color: rgb(51, 29, 62);
/* oklch */ color: oklch(27.6% 0.065 313.5);

Tailwind

colors: {
  custom: {
    50: '#6b5973',
    500: '#331d3e',
    950: '#000000',
  },
}

SCSS

$custom: #331d3e;
$custom-light: #6b5973;
$custom-dark: #000000;

JSON

{
  "hex": "#331d3e",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 62
  },
  "hsl": {
    "h": 280,
    "s": 36.264,
    "l": 17.843
  },
  "oklch": {
    "l": 0.27563,
    "c": 0.06493,
    "h": 313.5
  },
  "luminance": 0.0193
}

Semantic roles & 50–950 ramp

primary

#331D3E

secondary

#547344

accent

#CC5C81

background

#F6F5F7

surface

#EBE9ED

border

#C6C5C8

text

#070308

muted

#7A787B

Preview Lab

Preview with #331D3E

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

Preview Lab → · Contrast checker → · Palette generator →