#331D5F#331D5F

#331D5F is a dark, moderate violet. Relative luminance 0.024; OKLCH L 30.1% C 0.111 H 294.0°. Best body text is #FFFFFF at 14.17:1 contrast (WCAG AA passes).

Color values

HEX	#331D5F
RGB	rgb(51, 29, 95)
HSL	hsl(260, 53%, 24%)
HSV	hsv(260, 69%, 37%)
CMYK	cmyk(46.3%, 69.5%, 0%, 62.7%)
CIE-LAB	lab(17.50, 27.61, -35.63)
CIE-LCH	lch(17.50, 45.07, 307.77°)
OKLab	oklab(30.07% 0.0453 -0.1018)
OKLCH	oklch(30.07% 0.111 294)
XYZ	xyz(3.8696, 2.4087, 11.0853)
Luminance	0.0241 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D5F #495F1D

analogous

#1D285F #331D5F #541D5F

triadic

#331D5F #5F331D #1D5F33

tetradic

#331D5F #5F1D28 #495F1D #1D5F54

square

#331D5F #5F1D28 #495F1D #1D5F54

split-complementary

#331D5F #5F541D #285F1D

monochromatic

#0D0717 #1A0F30 #331D5F #4C2B8E #653ABD

Accessibility & contrast

On white

14.17

#331D5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#331D5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D5F

14.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D5F	#FFFFFF	#000000	##FFFFFF
##331D5F	1.00	14.17	1.48	14.17
#FFFFFF	14.17	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C61

Deuteranopia (green-blind)

#002A5E

Tritanopia (blue-blind)

#272D3B

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #331d5f;
/* rgb */ color: rgb(51, 29, 95);
/* oklch */ color: oklch(30.1% 0.111 294.0);

Tailwind

colors: {
  custom: {
    50: '#6f5a8d',
    500: '#331d5f',
    950: '#000000',
  },
}

SCSS

$custom: #331d5f;
$custom-light: #6f5a8d;
$custom-dark: #000000;

JSON

{
  "hex": "#331d5f",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 95
  },
  "hsl": {
    "h": 260,
    "s": 53.226,
    "l": 24.314
  },
  "oklch": {
    "l": 0.30074,
    "c": 0.1114,
    "h": 294
  },
  "luminance": 0.02409
}

Semantic roles & 50–950 ramp

primary

#331D5F

secondary

#799444

accent

#DD4BAC

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#08040C

muted

#7B797D

Preview Lab

Preview with #331D5F

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

Preview Lab → · Contrast checker → · Palette generator →