#591B5B#591B5B

#591B5B is a dark, vivid purple. Relative luminance 0.037; OKLCH L 34.8% C 0.124 H 326.5°. Best body text is #FFFFFF at 12.12:1 contrast (WCAG AA passes).

Color values

HEX	#591B5B
RGB	rgb(89, 27, 91)
HSL	hsl(298, 54%, 23%)
HSV	hsv(298, 70%, 36%)
CMYK	cmyk(2.2%, 70.3%, 0%, 64.3%)
CIE-LAB	lab(22.53, 37.35, -24.60)
CIE-LCH	lch(22.53, 44.73, 326.63°)
OKLab	oklab(34.81% 0.1031 -0.0681)
OKLCH	oklch(34.81% 0.124 326.5)
XYZ	xyz(6.4000, 3.6635, 10.2655)
Luminance	0.0366 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591B5B #1D5B1B

analogous

#391B5B #591B5B #5B1B3D

triadic

#591B5B #5B591B #1B5B59

tetradic

#591B5B #5B391B #1D5B1B #1B3D5B

square

#591B5B #5B391B #1D5B1B #1B3D5B

split-complementary

#591B5B #3D5B1B #1B5B39

monochromatic

#170718 #2B0D2C #591B5B #87298A #B537B9

Accessibility & contrast

On white

12.12

#591B5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#591B5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591B5B

12.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591B5B	#FFFFFF	#000000	##FFFFFF
##591B5B	1.00	12.12	1.73	12.12
#FFFFFF	12.12	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10315D

Deuteranopia (green-blind)

#293959

Tritanopia (blue-blind)

#5C2438

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #591b5b;
/* rgb */ color: rgb(89, 27, 91);
/* oklch */ color: oklch(34.8% 0.124 326.5);

Tailwind

colors: {
  custom: {
    50: '#8a5d8a',
    500: '#591b5b',
    950: '#000000',
  },
}

SCSS

$custom: #591b5b;
$custom-light: #8a5d8a;
$custom-dark: #000000;

JSON

{
  "hex": "#591b5b",
  "rgb": {
    "r": 89,
    "g": 27,
    "b": 91
  },
  "hsl": {
    "h": 298.125,
    "s": 54.237,
    "l": 23.137
  },
  "oklch": {
    "l": 0.34814,
    "c": 0.1236,
    "h": 326.5
  },
  "luminance": 0.03663
}

Semantic roles & 50–950 ramp

primary

#591B5B

secondary

#449141

accent

#DE4A4F

background

#F8F5F8

surface

#F0E9F0

border

#CBC5CB

text

#0C040B

muted

#7D797C

Preview Lab

Preview with #591B5B

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

Preview Lab → · Contrast checker → · Palette generator →