#451B88#451B88

#451B88 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.7% C 0.165 H 293.6°. Best body text is #FFFFFF at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#451B88
RGB	rgb(69, 27, 136)
HSL	hsl(263, 67%, 32%)
HSV	hsv(263, 80%, 53%)
CMYK	cmyk(49.3%, 80.1%, 0%, 46.7%)
CIE-LAB	lab(23.09, 43.94, -52.81)
CIE-LCH	lch(23.09, 68.70, 309.76°)
OKLab	oklab(35.7% 0.0664 -0.1516)
OKLCH	oklch(35.7% 0.165 293.6)
XYZ	xyz(7.2889, 3.8264, 23.6423)
Luminance	0.0383 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B88 #5E881B

analogous

#1B2888 #451B88 #7C1B88

triadic

#451B88 #88451B #1B8845

tetradic

#451B88 #881B28 #5E881B #1B887C

square

#451B88 #881B28 #5E881B #1B887C

split-complementary

#451B88 #887C1B #28881B

monochromatic

#110722 #2B1155 #451B88 #5F25BB #7D44DA

Accessibility & contrast

On white

11.90

#451B88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#451B88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B88

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B88	#FFFFFF	#000000	##FFFFFF
##451B88	1.00	11.90	1.77	11.90
#FFFFFF	11.90	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388B

Deuteranopia (green-blind)

#003586

Tritanopia (blue-blind)

#303A51

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #451b88;
/* rgb */ color: rgb(69, 27, 136);
/* oklch */ color: oklch(35.7% 0.165 293.6);

Tailwind

colors: {
  custom: {
    50: '#805dac',
    500: '#451b88',
    950: '#000000',
  },
}

SCSS

$custom: #451b88;
$custom-light: #805dac;
$custom-dark: #000000;

JSON

{
  "hex": "#451b88",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 136
  },
  "hsl": {
    "h": 263.119,
    "s": 66.871,
    "l": 31.961
  },
  "oklch": {
    "l": 0.35696,
    "c": 0.16545,
    "h": 293.6
  },
  "luminance": 0.03827
}

Semantic roles & 50–950 ramp

primary

#451B88

secondary

#8DBB44

accent

#EA3EA8

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B0410

muted

#7C797F

Preview Lab

Preview with #451B88

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

Preview Lab → · Contrast checker → · Palette generator →