#331B96#331B96

#331B96 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.3% C 0.183 H 280.4°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#331B96
RGB	rgb(51, 27, 150)
HSL	hsl(252, 69%, 35%)
HSV	hsv(252, 82%, 59%)
CMYK	cmyk(66%, 82%, 0%, 41.2%)
CIE-LAB	lab(22.62, 45.70, -62.36)
CIE-LCH	lch(22.62, 77.32, 306.24°)
OKLab	oklab(35.35% 0.0332 -0.18)
OKLCH	oklch(35.35% 0.183 280.4)
XYZ	xyz(7.2604, 3.6891, 29.1777)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331B96 #7E961B

analogous

#1B4196 #331B96 #701B96

triadic

#331B96 #96331B #1B9633

tetradic

#331B96 #961B41 #7E961B #1B9670

square

#331B96 #961B41 #7E961B #1B9670

split-complementary

#331B96 #96701B #41961B

monochromatic

#10082E #211262 #331B96 #4524CA #694DDF

Accessibility & contrast

On white

12.08

#331B96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#331B96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331B96

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331B96	#FFFFFF	#000000	##FFFFFF
##331B96	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A99

Deuteranopia (green-blind)

#003194

Tritanopia (blue-blind)

#004159

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #331b96;
/* rgb */ color: rgb(51, 27, 150);
/* oklch */ color: oklch(35.3% 0.183 280.4);

Tailwind

colors: {
  custom: {
    50: '#795cb6',
    500: '#331b96',
    950: '#000000',
  },
}

SCSS

$custom: #331b96;
$custom-light: #795cb6;
$custom-dark: #000000;

JSON

{
  "hex": "#331b96",
  "rgb": {
    "r": 51,
    "g": 27,
    "b": 150
  },
  "hsl": {
    "h": 251.707,
    "s": 69.492,
    "l": 34.706
  },
  "oklch": {
    "l": 0.35348,
    "c": 0.18304,
    "h": 280.4
  },
  "luminance": 0.0369
}

Semantic roles & 50–950 ramp

primary

#331B96

secondary

#AAC14C

accent

#EC3BCA

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #331B96

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

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