#331C5D#331C5D

#331C5D is a dark, moderate violet. Relative luminance 0.023; OKLCH L 29.7% C 0.110 H 295.1°. Best body text is #FFFFFF at 14.33:1 contrast (WCAG AA passes).

Color values

HEX	#331C5D
RGB	rgb(51, 28, 93)
HSL	hsl(261, 54%, 24%)
HSV	hsv(261, 70%, 36%)
CMYK	cmyk(45.2%, 69.9%, 0%, 63.5%)
CIE-LAB	lab(17.11, 27.61, -34.94)
CIE-LCH	lch(17.11, 44.53, 308.31°)
OKLab	oklab(29.74% 0.0468 -0.0997)
OKLCH	oklch(29.74% 0.11 295.1)
XYZ	xyz(3.7558, 2.3245, 10.6046)
Luminance	0.0232 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331C5D #465D1C

analogous

#1C255D #331C5D #531C5D

triadic

#331C5D #5D331C #1C5D33

tetradic

#331C5D #5D1C25 #465D1C #1C5D53

square

#331C5D #5D1C25 #465D1C #1C5D53

split-complementary

#331C5D #5D531C #255D1C

monochromatic

#0D0718 #190E2E #331C5D #4D2A8C #6738BB

Accessibility & contrast

On white

14.33

#331C5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#331C5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331C5D

14.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331C5D	#FFFFFF	#000000	##FFFFFF
##331C5D	1.00	14.33	1.47	14.33
#FFFFFF	14.33	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5F

Deuteranopia (green-blind)

#00295C

Tritanopia (blue-blind)

#282B39

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #331c5d;
/* rgb */ color: rgb(51, 28, 93);
/* oklch */ color: oklch(29.7% 0.110 295.1);

Tailwind

colors: {
  custom: {
    50: '#6f5a8b',
    500: '#331c5d',
    950: '#000000',
  },
}

SCSS

$custom: #331c5d;
$custom-light: #6f5a8b;
$custom-dark: #000000;

JSON

{
  "hex": "#331c5d",
  "rgb": {
    "r": 51,
    "g": 28,
    "b": 93
  },
  "hsl": {
    "h": 261.231,
    "s": 53.719,
    "l": 23.725
  },
  "oklch": {
    "l": 0.29736,
    "c": 0.11016,
    "h": 295.1
  },
  "luminance": 0.02325
}

Semantic roles & 50–950 ramp

primary

#331C5D

secondary

#769242

accent

#DD4BA9

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#08040C

muted

#7B797D

Preview Lab

Preview with #331C5D

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

Preview Lab → · Contrast checker → · Palette generator →