#451B54#451B54

#451B54 is a dark, moderate purple. Relative luminance 0.027; OKLCH L 31.3% C 0.106 H 316.1°. Best body text is #FFFFFF at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#451B54
RGB	rgb(69, 27, 84)
HSL	hsl(284, 51%, 22%)
HSV	hsv(284, 68%, 33%)
CMYK	cmyk(17.9%, 67.9%, 0%, 67.1%)
CIE-LAB	lab(18.75, 30.36, -26.12)
CIE-LCH	lch(18.75, 40.05, 319.28°)
OKLab	oklab(31.27% 0.0761 -0.0732)
OKLCH	oklch(31.27% 0.106 316.1)
XYZ	xyz(4.4462, 2.6893, 8.6707)
Luminance	0.0269 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B54 #2A541B

analogous

#291B54 #451B54 #541B47

triadic

#451B54 #54451B #1B5445

tetradic

#451B54 #54291B #2A541B #1B4754

square

#451B54 #54291B #2A541B #1B4754

split-complementary

#451B54 #47541B #1B5429

monochromatic

#130717 #1F0C26 #451B54 #6B2A82 #9139B1

Accessibility & contrast

On white

13.66

#451B54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#451B54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B54

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B54	#FFFFFF	#000000	##FFFFFF
##451B54	1.00	13.66	1.54	13.66
#FFFFFF	13.66	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#082B56

Deuteranopia (green-blind)

#1B2F53

Tritanopia (blue-blind)

#442534

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #451b54;
/* rgb */ color: rgb(69, 27, 84);
/* oklch */ color: oklch(31.3% 0.106 316.1);

Tailwind

colors: {
  custom: {
    50: '#7b5a84',
    500: '#451b54',
    950: '#000000',
  },
}

SCSS

$custom: #451b54;
$custom-light: #7b5a84;
$custom-dark: #000000;

JSON

{
  "hex": "#451b54",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 84
  },
  "hsl": {
    "h": 284.211,
    "s": 51.351,
    "l": 21.765
  },
  "oklch": {
    "l": 0.31267,
    "c": 0.10558,
    "h": 316.1
  },
  "luminance": 0.02689
}

Semantic roles & 50–950 ramp

primary

#451B54

secondary

#548A41

accent

#DB4D72

background

#F7F5F8

surface

#EEE9EF

border

#C9C5CA

text

#09040B

muted

#7B797C

Preview Lab

Preview with #451B54

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

Preview Lab → · Contrast checker → · Palette generator →