#591B88#591B88

#591B88 is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.2% C 0.168 H 305.3°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#591B88
RGB	rgb(89, 27, 136)
HSL	hsl(274, 67%, 32%)
HSV	hsv(274, 80%, 53%)
CMYK	cmyk(34.6%, 80.1%, 0%, 46.7%)
CIE-LAB	lab(25.82, 47.26, -48.24)
CIE-LCH	lch(25.82, 67.53, 314.41°)
OKLab	oklab(38.2% 0.0973 -0.1374)
OKLCH	oklch(38.2% 0.168 305.3)
XYZ	xyz(8.9547, 4.6853, 23.7204)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.16

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591B88 #4A881B

analogous

#221B88 #591B88 #881B81

triadic

#591B88 #88591B #1B8859

tetradic

#591B88 #88221B #4A881B #1B8188

square

#591B88 #88221B #4A881B #1B8188

split-complementary

#591B88 #81881B #1B8822

monochromatic

#160722 #381155 #591B88 #7A25BB #9944DA

Accessibility & contrast

On white

10.84

#591B88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#591B88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591B88

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591B88	#FFFFFF	#000000	##FFFFFF
##591B88	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8B

Deuteranopia (green-blind)

#003D86

Tritanopia (blue-blind)

#503751

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #591b88;
/* rgb */ color: rgb(89, 27, 136);
/* oklch */ color: oklch(38.2% 0.168 305.3);

Tailwind

colors: {
  custom: {
    50: '#8d5fac',
    500: '#591b88',
    950: '#000000',
  },
}

SCSS

$custom: #591b88;
$custom-light: #8d5fac;
$custom-dark: #000000;

JSON

{
  "hex": "#591b88",
  "rgb": {
    "r": 89,
    "g": 27,
    "b": 136
  },
  "hsl": {
    "h": 274.128,
    "s": 66.871,
    "l": 31.961
  },
  "oklch": {
    "l": 0.38196,
    "c": 0.16839,
    "h": 305.3
  },
  "luminance": 0.04685
}

Semantic roles & 50–950 ramp

primary

#591B88

secondary

#77BB44

accent

#EA3E88

background

#F9F5FA

surface

#F1EAF4

border

#CBC6CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #591B88

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

Preview Lab → · Contrast checker → · Palette generator →