#331E63#331E63

#331E63 is a dark, moderate violet. Relative luminance 0.025; OKLCH L 30.6% C 0.115 H 292.2°. Best body text is #FFFFFF at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#331E63
RGB	rgb(51, 30, 99)
HSL	hsl(258, 53%, 25%)
HSV	hsv(258, 70%, 39%)
CMYK	cmyk(48.5%, 69.7%, 0%, 61.2%)
CIE-LAB	lab(18.07, 28.24, -37.35)
CIE-LCH	lch(18.07, 46.83, 307.09°)
OKLab	oklab(30.59% 0.0436 -0.1069)
OKLCH	oklch(30.59% 0.115 292.2)
XYZ	xyz(4.0810, 2.5331, 12.0759)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331E63 #4E631E

analogous

#1E2B63 #331E63 #551E63

triadic

#331E63 #63331E #1E6333

tetradic

#331E63 #631E2B #4E631E #1E6355

square

#331E63 #631E2B #4E631E #1E6355

split-complementary

#331E63 #63551E #2B631E

monochromatic

#0C0717 #1B1034 #331E63 #4B2C92 #633AC1

Accessibility & contrast

On white

13.94

#331E63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#331E63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331E63

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331E63	#FFFFFF	#000000	##FFFFFF
##331E63	1.00	13.94	1.51	13.94
#FFFFFF	13.94	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D65

Deuteranopia (green-blind)

#002B62

Tritanopia (blue-blind)

#252F3D

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #331e63;
/* rgb */ color: rgb(51, 30, 99);
/* oklch */ color: oklch(30.6% 0.115 292.2);

Tailwind

colors: {
  custom: {
    50: '#6f5b90',
    500: '#331e63',
    950: '#000000',
  },
}

SCSS

$custom: #331e63;
$custom-light: #6f5b90;
$custom-dark: #000000;

JSON

{
  "hex": "#331e63",
  "rgb": {
    "r": 51,
    "g": 30,
    "b": 99
  },
  "hsl": {
    "h": 258.261,
    "s": 53.488,
    "l": 25.294
  },
  "oklch": {
    "l": 0.3059,
    "c": 0.1154,
    "h": 292.2
  },
  "luminance": 0.02533
}

Semantic roles & 50–950 ramp

primary

#331E63

secondary

#7F9845

accent

#DD4BB0

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#08040C

muted

#7B797D

Preview Lab

Preview with #331E63

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

Preview Lab → · Contrast checker → · Palette generator →