#331F62#331F62

#331F62 is a dark, moderate violet. Relative luminance 0.026; OKLCH L 30.7% C 0.113 H 292.2°. Best body text is #FFFFFF at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#331F62
RGB	rgb(51, 31, 98)
HSL	hsl(258, 52%, 25%)
HSV	hsv(258, 68%, 38%)
CMYK	cmyk(48%, 68.4%, 0%, 61.6%)
CIE-LAB	lab(18.21, 27.30, -36.46)
CIE-LCH	lch(18.21, 45.55, 306.83°)
OKLab	oklab(30.67% 0.0425 -0.1042)
OKLCH	oklch(30.67% 0.113 292.2)
XYZ	xyz(4.0592, 2.5655, 11.8342)
Luminance	0.0257 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331F62 #4E621F

analogous

#1F2D62 #331F62 #541F62

triadic

#331F62 #62331F #1F6233

tetradic

#331F62 #621F2D #4E621F #1F6254

square

#331F62 #621F2D #4E621F #1F6254

split-complementary

#331F62 #62541F #2D621F

monochromatic

#0C0717 #1B1034 #331F62 #4B2E90 #633CBF

Accessibility & contrast

On white

13.88

#331F62 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#331F62 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331F62

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331F62	#FFFFFF	#000000	##FFFFFF
##331F62	1.00	13.88	1.51	13.88
#FFFFFF	13.88	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D64

Deuteranopia (green-blind)

#002B61

Tritanopia (blue-blind)

#252F3D

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #331f62;
/* rgb */ color: rgb(51, 31, 98);
/* oklch */ color: oklch(30.7% 0.113 292.2);

Tailwind

colors: {
  custom: {
    50: '#6f5c8f',
    500: '#331f62',
    950: '#000000',
  },
}

SCSS

$custom: #331f62;
$custom-light: #6f5c8f;
$custom-dark: #000000;

JSON

{
  "hex": "#331f62",
  "rgb": {
    "r": 51,
    "g": 31,
    "b": 98
  },
  "hsl": {
    "h": 257.91,
    "s": 51.938,
    "l": 25.294
  },
  "oklch": {
    "l": 0.30668,
    "c": 0.11256,
    "h": 292.2
  },
  "luminance": 0.02566
}

Semantic roles & 50–950 ramp

primary

#331F62

secondary

#7F9746

accent

#DB4CB1

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#08040C

muted

#7B797D

Preview Lab

Preview with #331F62

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

Preview Lab → · Contrast checker → · Palette generator →