#331D5D#331D5D

#331D5D is a dark, moderate violet. Relative luminance 0.024; OKLCH L 29.9% C 0.109 H 294.8°. Best body text is #FFFFFF at 14.24:1 contrast (WCAG AA passes).

Color values

HEX	#331D5D
RGB	rgb(51, 29, 93)
HSL	hsl(261, 52%, 24%)
HSV	hsv(261, 69%, 36%)
CMYK	cmyk(45.2%, 68.8%, 0%, 63.5%)
CIE-LAB	lab(17.33, 26.99, -34.57)
CIE-LCH	lch(17.33, 43.86, 307.98°)
OKLab	oklab(29.9% 0.0455 -0.0987)
OKLCH	oklch(29.9% 0.109 294.8)
XYZ	xyz(3.7799, 2.3728, 10.6126)
Luminance	0.0237 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D5D #475D1D

analogous

#1D275D #331D5D #531D5D

triadic

#331D5D #5D331D #1D5D33

tetradic

#331D5D #5D1D27 #475D1D #1D5D53

square

#331D5D #5D1D27 #475D1D #1D5D53

split-complementary

#331D5D #5D531D #275D1D

monochromatic

#0D0717 #190E2E #331D5D #4D2C8C #663ABA

Accessibility & contrast

On white

14.24

#331D5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#331D5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D5D

14.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D5D	#FFFFFF	#000000	##FFFFFF
##331D5D	1.00	14.24	1.47	14.24
#FFFFFF	14.24	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5F

Deuteranopia (green-blind)

#002A5C

Tritanopia (blue-blind)

#282C3A

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #331d5d;
/* rgb */ color: rgb(51, 29, 93);
/* oklch */ color: oklch(29.9% 0.109 294.8);

Tailwind

colors: {
  custom: {
    50: '#6f5a8b',
    500: '#331d5d',
    950: '#000000',
  },
}

SCSS

$custom: #331d5d;
$custom-light: #6f5a8b;
$custom-dark: #000000;

JSON

{
  "hex": "#331d5d",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 93
  },
  "hsl": {
    "h": 260.625,
    "s": 52.459,
    "l": 23.922
  },
  "oklch": {
    "l": 0.299,
    "c": 0.10866,
    "h": 294.8
  },
  "luminance": 0.02373
}

Semantic roles & 50–950 ramp

primary

#331D5D

secondary

#779244

accent

#DC4CAA

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#08040C

muted

#7B797D

Preview Lab

Preview with #331D5D

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

Preview Lab → · Contrast checker → · Palette generator →