#451B59#451B59

#451B59 is a dark, moderate purple. Relative luminance 0.028; OKLCH L 31.6% C 0.111 H 313.0°. Best body text is #FFFFFF at 13.51:1 contrast (WCAG AA passes).

Color values

HEX	#451B59
RGB	rgb(69, 27, 89)
HSL	hsl(281, 53%, 23%)
HSV	hsv(281, 70%, 35%)
CMYK	cmyk(22.5%, 69.7%, 0%, 65.1%)
CIE-LAB	lab(19.10, 31.56, -28.93)
CIE-LCH	lch(19.10, 42.81, 317.50°)
OKLab	oklab(31.63% 0.0759 -0.0814)
OKLCH	oklch(31.63% 0.111 313)
XYZ	xyz(4.6490, 2.7705, 9.7391)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.37

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B59 #2F591B

analogous

#261B59 #451B59 #591B4E

triadic

#451B59 #59451B #1B5945

tetradic

#451B59 #59261B #2F591B #1B4E59

square

#451B59 #59261B #2F591B #1B4E59

split-complementary

#451B59 #4E591B #1B5926

monochromatic

#120717 #210D2A #451B59 #692988 #8E37B7

Accessibility & contrast

On white

13.51

#451B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#451B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B59

13.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B59	#FFFFFF	#000000	##FFFFFF
##451B59	1.00	13.51	1.55	13.51
#FFFFFF	13.51	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C5B

Deuteranopia (green-blind)

#172F58

Tritanopia (blue-blind)

#432737

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #451b59;
/* rgb */ color: rgb(69, 27, 89);
/* oklch */ color: oklch(31.6% 0.111 313.0);

Tailwind

colors: {
  custom: {
    50: '#7b5b88',
    500: '#451b59',
    950: '#000000',
  },
}

SCSS

$custom: #451b59;
$custom-light: #7b5b88;
$custom-dark: #000000;

JSON

{
  "hex": "#451b59",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 89
  },
  "hsl": {
    "h": 280.645,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.31628,
    "c": 0.11133,
    "h": 313
  },
  "luminance": 0.0277
}

Semantic roles & 50–950 ramp

primary

#451B59

secondary

#5A8F41

accent

#DD4B7A

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09040B

muted

#7B797C

Preview Lab

Preview with #451B59

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

Preview Lab → · Contrast checker → · Palette generator →