#331D5C#331D5C

#331D5C is a dark, moderate violet. Relative luminance 0.024; OKLCH L 29.8% C 0.107 H 295.2°. Best body text is #FFFFFF at 14.28:1 contrast (WCAG AA passes).

Color values

HEX	#331D5C
RGB	rgb(51, 29, 92)
HSL	hsl(261, 52%, 24%)
HSV	hsv(261, 68%, 36%)
CMYK	cmyk(44.6%, 68.5%, 0%, 63.9%)
CIE-LAB	lab(17.25, 26.68, -34.04)
CIE-LCH	lch(17.25, 43.25, 308.09°)
OKLab	oklab(29.81% 0.0456 -0.0971)
OKLCH	oklch(29.81% 0.107 295.2)
XYZ	xyz(3.7359, 2.3552, 10.3809)
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

#331D5C #465C1D

analogous

#1D265C #331D5C #521D5C

triadic

#331D5C #5C331D #1D5C33

tetradic

#331D5C #5C1D26 #465C1D #1D5C52

square

#331D5C #5C1D26 #465C1D #1D5C52

split-complementary

#331D5C #5C521D #265C1D

monochromatic

#0D0717 #190E2D #331D5C #4D2C8B #673AB9

Accessibility & contrast

On white

14.28

#331D5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#331D5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D5C

14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D5C	#FFFFFF	#000000	##FFFFFF
##331D5C	1.00	14.28	1.47	14.28
#FFFFFF	14.28	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5E

Deuteranopia (green-blind)

#00295B

Tritanopia (blue-blind)

#282B39

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #331d5c;
/* rgb */ color: rgb(51, 29, 92);
/* oklch */ color: oklch(29.8% 0.107 295.2);

Tailwind

colors: {
  custom: {
    50: '#6f5a8b',
    500: '#331d5c',
    950: '#000000',
  },
}

SCSS

$custom: #331d5c;
$custom-light: #6f5a8b;
$custom-dark: #000000;

JSON

{
  "hex": "#331d5c",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 92
  },
  "hsl": {
    "h": 260.952,
    "s": 52.066,
    "l": 23.725
  },
  "oklch": {
    "l": 0.29814,
    "c": 0.10728,
    "h": 295.2
  },
  "luminance": 0.02355
}

Semantic roles & 50–950 ramp

primary

#331D5C

secondary

#769144

accent

#DC4CA9

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#07040C

muted

#7A797D

Preview Lab

Preview with #331D5C

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

Preview Lab → · Contrast checker → · Palette generator →