#591B8A#591B8A

#591B8A is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.4% C 0.170 H 304.6°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#591B8A
RGB	rgb(89, 27, 138)
HSL	hsl(274, 67%, 32%)
HSV	hsv(274, 80%, 54%)
CMYK	cmyk(35.5%, 80.4%, 0%, 45.9%)
CIE-LAB	lab(25.99, 47.74, -49.21)
CIE-LCH	lch(25.99, 68.56, 314.13°)
OKLab	oklab(38.37% 0.0968 -0.1403)
OKLCH	oklch(38.37% 0.17 304.6)
XYZ	xyz(9.0982, 4.7427, 24.4760)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591B8A #4C8A1B

analogous

#221B8A #591B8A #8A1B83

triadic

#591B8A #8A591B #1B8A59

tetradic

#591B8A #8A221B #4C8A1B #1B838A

square

#591B8A #8A221B #4C8A1B #1B838A

split-complementary

#591B8A #838A1B #1B8A22

monochromatic

#170724 #381157 #591B8A #7A25BD #9845DB

Accessibility & contrast

On white

10.78

#591B8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#591B8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591B8A

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591B8A	#FFFFFF	#000000	##FFFFFF
##591B8A	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8D

Deuteranopia (green-blind)

#003D88

Tritanopia (blue-blind)

#4F3852

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #591b8a;
/* rgb */ color: rgb(89, 27, 138);
/* oklch */ color: oklch(38.4% 0.170 304.6);

Tailwind

colors: {
  custom: {
    50: '#8d5fad',
    500: '#591b8a',
    950: '#000000',
  },
}

SCSS

$custom: #591b8a;
$custom-light: #8d5fad;
$custom-dark: #000000;

JSON

{
  "hex": "#591b8a",
  "rgb": {
    "r": 89,
    "g": 27,
    "b": 138
  },
  "hsl": {
    "h": 273.514,
    "s": 67.273,
    "l": 32.353
  },
  "oklch": {
    "l": 0.38368,
    "c": 0.17041,
    "h": 304.6
  },
  "luminance": 0.04743
}

Semantic roles & 50–950 ramp

primary

#591B8A

secondary

#79BC45

accent

#EA3E8A

background

#F9F5FA

surface

#F1EAF4

border

#CBC6CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #591B8A

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

Preview Lab → · Contrast checker → · Palette generator →