#331F3C#331F3C

#331F3C is a dark, muted purple. Relative luminance 0.020; OKLCH L 27.8% C 0.058 H 314.7°. Best body text is #FFFFFF at 14.98:1 contrast (WCAG AA passes).

Color values

HEX	#331F3C
RGB	rgb(51, 31, 60)
HSL	hsl(281, 32%, 18%)
HSV	hsv(281, 48%, 24%)
CMYK	cmyk(15%, 48.3%, 0%, 76.5%)
CIE-LAB	lab(15.54, 16.06, -14.88)
CIE-LCH	lch(15.54, 21.89, 317.19°)
OKLab	oklab(27.84% 0.0408 -0.0411)
OKLCH	oklch(27.84% 0.058 314.7)
XYZ	xyz(2.6707, 2.0101, 4.5214)
Luminance	0.0201 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F3C #283C1F

analogous

#241F3C #331F3C #3C1F36

triadic

#331F3C #3C331F #1F3C33

tetradic

#331F3C #3C241F #283C1F #1F363C

square

#331F3C #3C241F #283C1F #1F363C

split-complementary

#331F3C #363C1F #1F3C24

monochromatic

#110A14 #110A14 #331F3C #553464 #78498D

Accessibility & contrast

On white

14.98

#331F3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#331F3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F3C

14.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F3C	#FFFFFF	#000000	##FFFFFF
##331F3C	1.00	14.98	1.40	14.98
#FFFFFF	14.98	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A263D

Deuteranopia (green-blind)

#1F273B

Tritanopia (blue-blind)

#32232A

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #331f3c;
/* rgb */ color: rgb(51, 31, 60);
/* oklch */ color: oklch(27.8% 0.058 314.7);

Tailwind

colors: {
  custom: {
    50: '#6b5b72',
    500: '#331f3c',
    950: '#000000',
  },
}

SCSS

$custom: #331f3c;
$custom-light: #6b5b72;
$custom-dark: #000000;

JSON

{
  "hex": "#331f3c",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 60
  },
  "hsl": {
    "h": 281.379,
    "s": 31.868,
    "l": 17.843
  },
  "oklch": {
    "l": 0.27842,
    "c": 0.0579,
    "h": 314.7
  },
  "luminance": 0.0201
}

Semantic roles & 50–950 ramp

primary

#331F3C

secondary

#547047

accent

#C86080

background

#F6F5F6

surface

#EBE9EC

border

#C6C5C7

text

#070407

muted

#7A797A

Preview Lab

Preview with #331F3C

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

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