#331C5F#331C5F

#331C5F is a dark, moderate violet. Relative luminance 0.024; OKLCH L 29.9% C 0.113 H 294.3°. Best body text is #FFFFFF at 14.26:1 contrast (WCAG AA passes).

Color values

HEX	#331C5F
RGB	rgb(51, 28, 95)
HSL	hsl(261, 54%, 24%)
HSV	hsv(261, 71%, 37%)
CMYK	cmyk(46.3%, 70.5%, 0%, 62.7%)
CIE-LAB	lab(17.28, 28.22, -35.99)
CIE-LCH	lch(17.28, 45.74, 308.10°)
OKLab	oklab(29.91% 0.0465 -0.1028)
OKLCH	oklch(29.91% 0.113 294.3)
XYZ	xyz(3.8455, 2.3604, 11.0773)
Luminance	0.0236 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331C5F #485F1C

analogous

#1C275F #331C5F #551C5F

triadic

#331C5F #5F331C #1C5F33

tetradic

#331C5F #5F1C27 #485F1C #1C5F55

square

#331C5F #5F1C27 #485F1C #1C5F55

split-complementary

#331C5F #5F551C #275F1C

monochromatic

#0D0718 #1A0E30 #331C5F #4C2A8E #6638BE

Accessibility & contrast

On white

14.26

#331C5F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#331C5F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331C5F

14.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331C5F	#FFFFFF	#000000	##FFFFFF
##331C5F	1.00	14.26	1.47	14.26
#FFFFFF	14.26	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B61

Deuteranopia (green-blind)

#00295E

Tritanopia (blue-blind)

#272C3A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #331c5f;
/* rgb */ color: rgb(51, 28, 95);
/* oklch */ color: oklch(29.9% 0.113 294.3);

Tailwind

colors: {
  custom: {
    50: '#6f5a8d',
    500: '#331c5f',
    950: '#000000',
  },
}

SCSS

$custom: #331c5f;
$custom-light: #6f5a8d;
$custom-dark: #000000;

JSON

{
  "hex": "#331c5f",
  "rgb": {
    "r": 51,
    "g": 28,
    "b": 95
  },
  "hsl": {
    "h": 260.597,
    "s": 54.472,
    "l": 24.118
  },
  "oklch": {
    "l": 0.29911,
    "c": 0.11287,
    "h": 294.3
  },
  "luminance": 0.02361
}

Semantic roles & 50–950 ramp

primary

#331C5F

secondary

#789442

accent

#DE4AAB

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#08040C

muted

#7B797D

Preview Lab

Preview with #331C5F

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

Preview Lab → · Contrast checker → · Palette generator →