#331A99#331A99

#331A99 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.6% C 0.187 H 280.0°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#331A99
RGB	rgb(51, 26, 153)
HSL	hsl(252, 71%, 35%)
HSV	hsv(252, 83%, 60%)
CMYK	cmyk(66.7%, 83%, 0%, 40%)
CIE-LAB	lab(22.80, 47.06, -63.91)
CIE-LCH	lch(22.80, 79.36, 306.36°)
OKLab	oklab(35.57% 0.0327 -0.1845)
OKLCH	oklch(35.57% 0.187 280)
XYZ	xyz(7.4826, 3.7419, 30.4588)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331A99 #80991A

analogous

#1A4099 #331A99 #721A99

triadic

#331A99 #99331A #1A9933

tetradic

#331A99 #991A40 #80991A #1A9972

square

#331A99 #991A40 #80991A #1A9972

split-complementary

#331A99 #99721A #40991A

monochromatic

#100830 #221165 #331A99 #4423CD #6A4DE1

Accessibility & contrast

On white

12.01

#331A99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#331A99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331A99

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331A99	#FFFFFF	#000000	##FFFFFF
##331A99	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B9C

Deuteranopia (green-blind)

#003297

Tritanopia (blue-blind)

#00425B

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #331a99;
/* rgb */ color: rgb(51, 26, 153);
/* oklch */ color: oklch(35.6% 0.187 280.0);

Tailwind

colors: {
  custom: {
    50: '#7a5cb8',
    500: '#331a99',
    950: '#000000',
  },
}

SCSS

$custom: #331a99;
$custom-light: #7a5cb8;
$custom-dark: #000000;

JSON

{
  "hex": "#331a99",
  "rgb": {
    "r": 51,
    "g": 26,
    "b": 153
  },
  "hsl": {
    "h": 251.811,
    "s": 70.95,
    "l": 35.098
  },
  "oklch": {
    "l": 0.35574,
    "c": 0.18736,
    "h": 280
  },
  "luminance": 0.03743
}

Semantic roles & 50–950 ramp

primary

#331A99

secondary

#ABC34C

accent

#EE3ACA

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #331A99

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

Preview Lab → · Contrast checker → · Palette generator →