#591B66#591B66

#591B66 is a dark, vivid purple. Relative luminance 0.039; OKLCH L 35.5% C 0.134 H 320.2°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#591B66
RGB	rgb(89, 27, 102)
HSL	hsl(290, 58%, 25%)
HSV	hsv(290, 74%, 40%)
CMYK	cmyk(12.7%, 73.5%, 0%, 60%)
CIE-LAB	lab(23.23, 39.59, -30.72)
CIE-LCH	lch(23.23, 50.11, 322.19°)
OKLab	oklab(35.55% 0.103 -0.086)
OKLCH	oklch(35.55% 0.134 320.2)
XYZ	xyz(6.9097, 3.8674, 12.9503)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591B66 #28661B

analogous

#331B66 #591B66 #661B4D

triadic

#591B66 #66591B #1B6659

tetradic

#591B66 #66331B #28661B #1B4D66

square

#591B66 #66331B #28661B #1B4D66

split-complementary

#591B66 #4D661B #1B6633

monochromatic

#150618 #2F0E36 #591B66 #832896 #AD35C7

Accessibility & contrast

On white

11.84

#591B66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#591B66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591B66

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591B66	#FFFFFF	#000000	##FFFFFF
##591B66	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003368

Deuteranopia (green-blind)

#223A64

Tritanopia (blue-blind)

#59293E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #591b66;
/* rgb */ color: rgb(89, 27, 102);
/* oklch */ color: oklch(35.5% 0.134 320.2);

Tailwind

colors: {
  custom: {
    50: '#8b5e92',
    500: '#591b66',
    950: '#000000',
  },
}

SCSS

$custom: #591b66;
$custom-light: #8b5e92;
$custom-dark: #000000;

JSON

{
  "hex": "#591b66",
  "rgb": {
    "r": 89,
    "g": 27,
    "b": 102
  },
  "hsl": {
    "h": 289.6,
    "s": 58.14,
    "l": 25.294
  },
  "oklch": {
    "l": 0.35545,
    "c": 0.13419,
    "h": 320.2
  },
  "luminance": 0.03867
}

Semantic roles & 50–950 ramp

primary

#591B66

secondary

#519B41

accent

#E14661

background

#F8F5F9

surface

#F0E9F1

border

#CBC5CB

text

#0C050D

muted

#7D797E

Preview Lab

Preview with #591B66

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

Preview Lab → · Contrast checker → · Palette generator →