#331D58#331D58

#331D58 is a dark, moderate violet. Relative luminance 0.023; OKLCH L 29.5% C 0.102 H 296.9°. Best body text is #FFFFFF at 14.41:1 contrast (WCAG AA passes).

Color values

HEX	#331D58
RGB	rgb(51, 29, 88)
HSL	hsl(262, 50%, 23%)
HSV	hsv(262, 67%, 35%)
CMYK	cmyk(42%, 67%, 0%, 65.5%)
CIE-LAB	lab(16.93, 25.45, -31.89)
CIE-LCH	lch(16.93, 40.80, 308.60°)
OKLab	oklab(29.48% 0.046 -0.0908)
OKLCH	oklch(29.48% 0.102 296.9)
XYZ	xyz(3.5656, 2.2871, 9.4842)
Luminance	0.0229 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 8.15

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D58 #42581D

analogous

#1D2458 #331D58 #501D58

triadic

#331D58 #58331D #1D5833

tetradic

#331D58 #581D24 #42581D #1D5850

square

#331D58 #581D24 #42581D #1D5850

split-complementary

#331D58 #58501D #24581D

monochromatic

#0D0817 #180E2A #331D58 #4E2C86 #683BB4

Accessibility & contrast

On white

14.41

#331D58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#331D58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D58

14.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D58	#FFFFFF	#000000	##FFFFFF
##331D58	1.00	14.41	1.46	14.41
#FFFFFF	14.41	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5A

Deuteranopia (green-blind)

#022957

Tritanopia (blue-blind)

#2A2A37

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #331d58;
/* rgb */ color: rgb(51, 29, 88);
/* oklch */ color: oklch(29.5% 0.102 296.9);

Tailwind

colors: {
  custom: {
    50: '#6e5a88',
    500: '#331d58',
    950: '#000000',
  },
}

SCSS

$custom: #331d58;
$custom-light: #6e5a88;
$custom-dark: #000000;

JSON

{
  "hex": "#331d58",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 88
  },
  "hsl": {
    "h": 262.373,
    "s": 50.427,
    "l": 22.941
  },
  "oklch": {
    "l": 0.29477,
    "c": 0.10175,
    "h": 296.9
  },
  "luminance": 0.02287
}

Semantic roles & 50–950 ramp

primary

#331D58

secondary

#728D44

accent

#DA4EA6

background

#F6F5F8

surface

#ECE9F0

border

#C7C5CB

text

#07040B

muted

#7A797C

Preview Lab

Preview with #331D58

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

Preview Lab → · Contrast checker → · Palette generator →