#451B8D#451B8D

#451B8D is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.2% C 0.171 H 292.2°. Best body text is #FFFFFF at 11.70:1 contrast (WCAG AA passes).

Color values

HEX#451B8D
RGBrgb(69, 27, 141)
HSLhsl(262, 68%, 33%)
HSVhsv(262, 81%, 55%)
CMYKcmyk(51.1%, 80.9%, 0%, 44.7%)
CIE-LABlab(23.58, 45.31, -55.13)
CIE-LCHlch(23.58, 71.36, 309.41°)
OKLaboklab(36.19% 0.0647 -0.1583)
OKLCHoklch(36.19% 0.171 292.2)
XYZxyz(7.6525, 3.9719, 25.5576)
Luminance0.0397 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#451B8D #638D1B
analogous
#1B2A8D #451B8D #7E1B8D
triadic
#451B8D #8D451B #1B8D45
tetradic
#451B8D #8D1B2A #638D1B #1B8D7E
square
#451B8D #8D1B2A #638D1B #1B8D7E
split-complementary
#451B8D #8D7E1B #2A8D1B
monochromatic
#130726 #2C115A #451B8D #5E25C0 #7E47DC

Accessibility & contrast

On white

11.70
#451B8D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.79
#451B8D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B8D
11.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##451B8D#FFFFFF#000000##FFFFFF
##451B8D1.0011.701.7911.70
#FFFFFF11.701.0021.001.00
#0000001.7921.001.0021.00
##FFFFFF11.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#003A90
Deuteranopia (green-blind)
#00368B
Tritanopia (blue-blind)
#2D3C54
Achromatopsia (no color)
#383838

Design tokens & code

CSS
--color: #451b8d;
/* rgb */ color: rgb(69, 27, 141);
/* oklch */ color: oklch(36.2% 0.171 292.2);
Tailwind
colors: {
  custom: {
    50: '#815daf',
    500: '#451b8d',
    950: '#000000',
  },
}
SCSS
$custom: #451b8d;
$custom-light: #815daf;
$custom-dark: #000000;
JSON
{
  "hex": "#451b8d",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 141
  },
  "hsl": {
    "h": 262.105,
    "s": 67.857,
    "l": 32.941
  },
  "oklch": {
    "l": 0.36185,
    "c": 0.17107,
    "h": 292.2
  },
  "luminance": 0.03972
}

Semantic roles & 50–950 ramp

primary
#451B8D
secondary
#92BD46
accent
#EB3DAB
background
#F8F5FA
surface
#EFE9F5
border
#CAC5CF
text
#0B0411
muted
#7C7980

Preview Lab

Preview with #451B8D

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

Preview Lab → · Contrast checker → · Palette generator →

#451B8D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva