#331C39#331C39

#331C39 is a dark, moderate purple. Relative luminance 0.018; OKLCH L 27.1% C 0.060 H 319.1°. Best body text is #FFFFFF at 15.37:1 contrast (WCAG AA passes).

Color values

HEX	#331C39
RGB	rgb(51, 28, 57)
HSL	hsl(288, 34%, 17%)
HSV	hsv(288, 51%, 22%)
CMYK	cmyk(10.5%, 50.9%, 0%, 77.6%)
CIE-LAB	lab(14.57, 17.32, -14.28)
CIE-LCH	lch(14.57, 22.45, 320.48°)
OKLab	oklab(27.06% 0.0455 -0.0394)
OKLCH	oklch(27.06% 0.06 319.1)
XYZ	xyz(2.5189, 1.8298, 4.0906)
Luminance	0.0183 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331C39 #22391C

analogous

#251C39 #331C39 #391C31

triadic

#331C39 #39331C #1C3933

tetradic

#331C39 #39251C #22391C #1C3139

square

#331C39 #39251C #22391C #1C3139

split-complementary

#331C39 #31391C #1C3925

monochromatic

#120A15 #120A15 #331C39 #583062 #7C448B

Accessibility & contrast

On white

15.37

#331C39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#331C39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331C39

15.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331C39	#FFFFFF	#000000	##FFFFFF
##331C39	1.00	15.37	1.37	15.37
#FFFFFF	15.37	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#18233A

Deuteranopia (green-blind)

#1E2638

Tritanopia (blue-blind)

#332027

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #331c39;
/* rgb */ color: rgb(51, 28, 57);
/* oklch */ color: oklch(27.1% 0.060 319.1);

Tailwind

colors: {
  custom: {
    50: '#6b596f',
    500: '#331c39',
    950: '#000000',
  },
}

SCSS

$custom: #331c39;
$custom-light: #6b596f;
$custom-dark: #000000;

JSON

{
  "hex": "#331c39",
  "rgb": {
    "r": 51,
    "g": 28,
    "b": 57
  },
  "hsl": {
    "h": 287.586,
    "s": 34.118,
    "l": 16.667
  },
  "oklch": {
    "l": 0.27059,
    "c": 0.06017,
    "h": 319.1
  },
  "luminance": 0.0183
}

Semantic roles & 50–950 ramp

primary

#331C39

secondary

#4C6E43

accent

#CA5E74

background

#F6F5F6

surface

#EBE9EC

border

#C6C5C7

text

#070307

muted

#7A787A

Preview Lab

Preview with #331C39

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

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