#331D4C#331D4C

#331D4C is a dark, moderate violet. Relative luminance 0.021; OKLCH L 28.5% C 0.085 H 303.0°. Best body text is #FFFFFF at 14.78:1 contrast (WCAG AA passes).

Color values

HEX	#331D4C
RGB	rgb(51, 29, 76)
HSL	hsl(268, 45%, 21%)
HSV	hsv(268, 62%, 30%)
CMYK	cmyk(32.9%, 61.8%, 0%, 70.2%)
CIE-LAB	lab(16.03, 21.86, -25.20)
CIE-LCH	lch(16.03, 33.36, 310.94°)
OKLab	oklab(28.53% 0.0462 -0.0711)
OKLCH	oklch(28.53% 0.085 303)
XYZ	xyz(3.1088, 2.1043, 7.0785)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D4C #364C1D

analogous

#1D1E4C #331D4C #4A1D4C

triadic

#331D4C #4C331D #1D4C33

tetradic

#331D4C #4C1D1E #364C1D #1D4C4A

square

#331D4C #4C1D1E #364C1D #1D4C4A

split-complementary

#331D4C #4C4A1D #1E4C1D

monochromatic

#0F0816 #150C20 #331D4C #512E78 #6E3FA5

Accessibility & contrast

On white

14.78

#331D4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#331D4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D4C

14.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D4C	#FFFFFF	#000000	##FFFFFF
##331D4C	1.00	14.78	1.42	14.78
#FFFFFF	14.78	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A274E

Deuteranopia (green-blind)

#12284B

Tritanopia (blue-blind)

#2E2631

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #331d4c;
/* rgb */ color: rgb(51, 29, 76);
/* oklch */ color: oklch(28.5% 0.085 303.0);

Tailwind

colors: {
  custom: {
    50: '#6d5a7e',
    500: '#331d4c',
    950: '#000000',
  },
}

SCSS

$custom: #331d4c;
$custom-light: #6d5a7e;
$custom-dark: #000000;

JSON

{
  "hex": "#331d4c",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 76
  },
  "hsl": {
    "h": 268.085,
    "s": 44.762,
    "l": 20.588
  },
  "oklch": {
    "l": 0.2853,
    "c": 0.08484,
    "h": 303
  },
  "luminance": 0.02104
}

Semantic roles & 50–950 ramp

primary

#331D4C

secondary

#648144

accent

#D45398

background

#F6F5F7

surface

#EBE9EE

border

#C6C5C9

text

#07040A

muted

#7A797C

Preview Lab

Preview with #331D4C

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

Preview Lab → · Contrast checker → · Palette generator →