#331C54#331C54

#331C54 is a dark, moderate violet. Relative luminance 0.022; OKLCH L 29.0% C 0.098 H 299.1°. Best body text is #FFFFFF at 14.64:1 contrast (WCAG AA passes).

Color values

HEX	#331C54
RGB	rgb(51, 28, 84)
HSL	hsl(265, 50%, 22%)
HSV	hsv(265, 67%, 33%)
CMYK	cmyk(39.3%, 66.7%, 0%, 67.1%)
CIE-LAB	lab(16.38, 24.87, -30.08)
CIE-LCH	lch(16.38, 39.03, 309.59°)
OKLab	oklab(28.98% 0.0476 -0.0855)
OKLCH	oklch(28.98% 0.098 299.1)
XYZ	xyz(3.3803, 2.1744, 8.6274)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331C54 #3D541C

analogous

#1C2154 #331C54 #4F1C54

triadic

#331C54 #54331C #1C5433

tetradic

#331C54 #541C21 #3D541C #1C544F

square

#331C54 #541C21 #3D541C #1C544F

split-complementary

#331C54 #544F1C #21541C

monochromatic

#0E0817 #170D26 #331C54 #4F2B82 #6B3BB0

Accessibility & contrast

On white

14.64

#331C54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#331C54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331C54

14.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331C54	#FFFFFF	#000000	##FFFFFF
##331C54	1.00	14.64	1.43	14.64
#FFFFFF	14.64	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002956

Deuteranopia (green-blind)

#062853

Tritanopia (blue-blind)

#2C2835

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #331c54;
/* rgb */ color: rgb(51, 28, 84);
/* oklch */ color: oklch(29.0% 0.098 299.1);

Tailwind

colors: {
  custom: {
    50: '#6e5984',
    500: '#331c54',
    950: '#000000',
  },
}

SCSS

$custom: #331c54;
$custom-light: #6e5984;
$custom-dark: #000000;

JSON

{
  "hex": "#331c54",
  "rgb": {
    "r": 51,
    "g": 28,
    "b": 84
  },
  "hsl": {
    "h": 264.643,
    "s": 50,
    "l": 21.961
  },
  "oklch": {
    "l": 0.28977,
    "c": 0.09781,
    "h": 299.1
  },
  "luminance": 0.02174
}

Semantic roles & 50–950 ramp

primary

#331C54

secondary

#6C8A42

accent

#DA4EA0

background

#F6F5F8

surface

#ECE9EF

border

#C7C5CA

text

#07030B

muted

#7A787C

Preview Lab

Preview with #331C54

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

Preview Lab → · Contrast checker → · Palette generator →