#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
RGB	rgb(69, 27, 141)
HSL	hsl(262, 68%, 33%)
HSV	hsv(262, 81%, 55%)
CMYK	cmyk(51.1%, 80.9%, 0%, 44.7%)
CIE-LAB	lab(23.58, 45.31, -55.13)
CIE-LCH	lch(23.58, 71.36, 309.41°)
OKLab	oklab(36.19% 0.0647 -0.1583)
OKLCH	oklch(36.19% 0.171 292.2)
XYZ	xyz(7.6525, 3.9719, 25.5576)
Luminance	0.0397 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

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
##451B8D	1.00	11.70	1.79	11.70
#FFFFFF	11.70	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.70	1.00	21.00	1.00

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 →