#331D88#331D88

#331D88 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.1% C 0.164 H 282.7°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#331D88
RGB	rgb(51, 29, 136)
HSL	hsl(252, 65%, 32%)
HSV	hsv(252, 79%, 53%)
CMYK	cmyk(62.5%, 78.7%, 0%, 46.7%)
CIE-LAB	lab(21.43, 40.45, -55.61)
CIE-LCH	lch(21.43, 68.77, 306.03°)
OKLab	oklab(34.07% 0.0362 -0.1604)
OKLCH	oklch(34.07% 0.164 282.7)
XYZ	xyz(6.2472, 3.3597, 23.6071)
Luminance	0.0336 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331D88 #72881D

analogous

#1D3D88 #331D88 #681D88

triadic

#331D88 #88331D #1D8833

tetradic

#331D88 #881D3D #72881D #1D8868

square

#331D88 #881D3D #72881D #1D8868

split-complementary

#331D88 #88681D #3D881D

monochromatic

#0D0723 #201256 #331D88 #4628BA #6548D8

Accessibility & contrast

On white

12.56

#331D88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#331D88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331D88

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331D88	#FFFFFF	#000000	##FFFFFF
##331D88	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00378B

Deuteranopia (green-blind)

#003086

Tritanopia (blue-blind)

#003C52

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #331d88;
/* rgb */ color: rgb(51, 29, 136);
/* oklch */ color: oklch(34.1% 0.164 282.7);

Tailwind

colors: {
  custom: {
    50: '#765cac',
    500: '#331d88',
    950: '#000000',
  },
}

SCSS

$custom: #331d88;
$custom-light: #765cac;
$custom-dark: #000000;

JSON

{
  "hex": "#331d88",
  "rgb": {
    "r": 51,
    "g": 29,
    "b": 136
  },
  "hsl": {
    "h": 252.336,
    "s": 64.848,
    "l": 32.353
  },
  "oklch": {
    "l": 0.34069,
    "c": 0.16441,
    "h": 282.7
  },
  "luminance": 0.0336
}

Semantic roles & 50–950 ramp

primary

#331D88

secondary

#A2BA47

accent

#E840C5

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #331D88

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

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