#28108D#28108D

#28108D is a dark, vivid violet. Relative luminance 0.027; OKLCH L 32.3% C 0.183 H 277.5°. Best body text is #FFFFFF at 13.56:1 contrast (WCAG AA passes).

Color values

HEX	#28108D
RGB	rgb(40, 16, 141)
HSL	hsl(252, 80%, 31%)
HSV	hsv(252, 89%, 55%)
CMYK	cmyk(71.6%, 88.7%, 0%, 44.7%)
CIE-LAB	lab(18.99, 46.78, -62.82)
CIE-LCH	lch(18.99, 78.32, 306.68°)
OKLab	oklab(32.3% 0.0238 -0.1814)
OKLCH	oklch(32.3% 0.183 277.5)
XYZ	xyz(5.8665, 2.7442, 25.4147)
Luminance	0.0274 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28108D #758D10

analogous

#10368D #28108D #66108D

triadic

#28108D #8D2810 #108D28

tetradic

#28108D #8D1036 #758D10 #108D66

square

#28108D #8D1036 #758D10 #108D66

split-complementary

#28108D #8D6610 #368D10

monochromatic

#09041F #180A56 #28108D #3816C4 #5330E7

Accessibility & contrast

On white

13.56

#28108D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#28108D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28108D

13.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28108D	#FFFFFF	#000000	##FFFFFF
##28108D	1.00	13.56	1.55	13.56
#FFFFFF	13.56	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003390

Deuteranopia (green-blind)

#00298B

Tritanopia (blue-blind)

#003A52

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #28108d;
/* rgb */ color: rgb(40, 16, 141);
/* oklch */ color: oklch(32.3% 0.183 277.5);

Tailwind

colors: {
  custom: {
    50: '#7455b0',
    500: '#28108d',
    950: '#000000',
  },
}

SCSS

$custom: #28108d;
$custom-light: #7455b0;
$custom-dark: #000000;

JSON

{
  "hex": "#28108d",
  "rgb": {
    "r": 40,
    "g": 16,
    "b": 141
  },
  "hsl": {
    "h": 251.52,
    "s": 79.618,
    "l": 30.784
  },
  "oklch": {
    "l": 0.32303,
    "c": 0.18296,
    "h": 277.5
  },
  "luminance": 0.02745
}

Semantic roles & 50–950 ramp

primary

#28108D

secondary

#A7C237

accent

#F632D0

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0311

muted

#7C7880

Preview Lab

Preview with #28108D

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

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