#28108E#28108E

#28108E is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.4% C 0.184 H 277.3°. Best body text is #FFFFFF at 13.50:1 contrast (WCAG AA passes).

Color values

HEX#28108E
RGBrgb(40, 16, 142)
HSLhsl(251, 80%, 31%)
HSVhsv(251, 89%, 56%)
CMYKcmyk(71.8%, 88.7%, 0%, 44.3%)
CIE-LABlab(19.12, 47.07, -63.23)
CIE-LCHlch(19.12, 78.83, 306.67°)
OKLaboklab(32.42% 0.0234 -0.1826)
OKLCHoklch(32.42% 0.184 277.3)
XYZxyz(5.9413, 2.7741, 25.8083)
Luminance0.0278 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#28108E #768E10
analogous
#10378E #28108E #67108E
triadic
#28108E #8E2810 #108E28
tetradic
#28108E #8E1037 #768E10 #108E67
square
#28108E #8E1037 #768E10 #108E67
split-complementary
#28108E #8E6710 #378E10
monochromatic
#090420 #190A57 #28108E #3716C5 #5431E8

Accessibility & contrast

On white

13.50
#28108E on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.56
#28108E on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28108E
13.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##28108E#FFFFFF#000000##FFFFFF
##28108E1.0013.501.5613.50
#FFFFFF13.501.0021.001.00
#0000001.5621.001.0021.00
##FFFFFF13.501.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003391
Deuteranopia (green-blind)
#00298C
Tritanopia (blue-blind)
#003B53
Achromatopsia (no color)
#2E2E2E

Design tokens & code

CSS
--color: #28108e;
/* rgb */ color: rgb(40, 16, 142);
/* oklch */ color: oklch(32.4% 0.184 277.3);
Tailwind
colors: {
  custom: {
    50: '#7455b0',
    500: '#28108e',
    950: '#000000',
  },
}
SCSS
$custom: #28108e;
$custom-light: #7455b0;
$custom-dark: #000000;
JSON
{
  "hex": "#28108e",
  "rgb": {
    "r": 40,
    "g": 16,
    "b": 142
  },
  "hsl": {
    "h": 251.429,
    "s": 79.747,
    "l": 30.98
  },
  "oklch": {
    "l": 0.32425,
    "c": 0.1841,
    "h": 277.3
  },
  "luminance": 0.02775
}

Semantic roles & 50–950 ramp

primary
#28108E
secondary
#A8C337
accent
#F632D1
background
#F7F5FB
surface
#EEE9F6
border
#C9C5D0
text
#0A0311
muted
#7C7880

Preview Lab

Preview with #28108E

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

Preview Lab → · Contrast checker → · Palette generator →

#28108E Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva