#331D59#331D59

#331D59 is a dark, moderate violet. Relative luminance 0.023; OKLCH L 29.6% C 0.103 H 296.4°. Best body text is #FFFFFF at 14.38:1 contrast (WCAG AA passes).

Color values

HEX	#331D59
RGB	rgb(51, 29, 89)
HSL	hsl(262, 51%, 23%)
HSV	hsv(262, 67%, 35%)
CMYK	cmyk(42.7%, 67.4%, 0%, 65.1%)
CIE-LAB	lab(17.01, 25.76, -32.43)
CIE-LCH	lch(17.01, 41.41, 308.46°)
OKLab	oklab(29.56% 0.0459 -0.0924)
OKLCH	oklch(29.56% 0.103 296.4)
XYZ	xyz(3.6073, 2.3037, 9.7039)
Luminance	0.0230 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D59 #43591D

analogous

#1D2559 #331D59 #511D59

triadic

#331D59 #59331D #1D5933

tetradic

#331D59 #591D25 #43591D #1D5951

square

#331D59 #591D25 #43591D #1D5951

split-complementary

#331D59 #59511D #25591D

monochromatic

#0D0817 #190E2B #331D59 #4D2C87 #683BB5

Accessibility & contrast

On white

14.38

#331D59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#331D59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D59

14.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D59	#FFFFFF	#000000	##FFFFFF
##331D59	1.00	14.38	1.46	14.38
#FFFFFF	14.38	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5B

Deuteranopia (green-blind)

#002958

Tritanopia (blue-blind)

#2A2A38

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #331d59;
/* rgb */ color: rgb(51, 29, 89);
/* oklch */ color: oklch(29.6% 0.103 296.4);

Tailwind

colors: {
  custom: {
    50: '#6e5a88',
    500: '#331d59',
    950: '#000000',
  },
}

SCSS

$custom: #331d59;
$custom-light: #6e5a88;
$custom-dark: #000000;

JSON

{
  "hex": "#331d59",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 89
  },
  "hsl": {
    "h": 262,
    "s": 50.847,
    "l": 23.137
  },
  "oklch": {
    "l": 0.2956,
    "c": 0.10314,
    "h": 296.4
  },
  "luminance": 0.02304
}

Semantic roles & 50–950 ramp

primary

#331D59

secondary

#738E44

accent

#DA4DA7

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#07040B

muted

#7A797C

Preview Lab

Preview with #331D59

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

Preview Lab → · Contrast checker → · Palette generator →