#591B91#591B91

#591B91 is a dark, vivid violet. Relative luminance 0.050; OKLCH L 39.0% C 0.178 H 302.3°. Best body text is #FFFFFF at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#591B91
RGB	rgb(89, 27, 145)
HSL	hsl(272, 69%, 34%)
HSV	hsv(272, 81%, 57%)
CMYK	cmyk(38.6%, 81.4%, 0%, 43.1%)
CIE-LAB	lab(26.60, 49.42, -52.56)
CIE-LCH	lch(26.60, 72.14, 313.23°)
OKLab	oklab(38.98% 0.0948 -0.1501)
OKLCH	oklch(38.98% 0.178 302.3)
XYZ	xyz(9.6214, 4.9520, 27.2315)
Luminance	0.0495 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591B91 #53911B

analogous

#1E1B91 #591B91 #911B8E

triadic

#591B91 #91591B #1B9159

tetradic

#591B91 #911E1B #53911B #1B8E91

square

#591B91 #911E1B #53911B #1B8E91

split-complementary

#591B91 #8E911B #1B911E

monochromatic

#1A082A #39115D #591B91 #7925C5 #9749DD

Accessibility & contrast

On white

10.55

#591B91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#591B91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591B91

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591B91	#FFFFFF	#000000	##FFFFFF
##591B91	1.00	10.55	1.99	10.55
#FFFFFF	10.55	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E94

Deuteranopia (green-blind)

#003E8F

Tritanopia (blue-blind)

#4D3B56

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #591b91;
/* rgb */ color: rgb(89, 27, 145);
/* oklch */ color: oklch(39.0% 0.178 302.3);

Tailwind

colors: {
  custom: {
    50: '#8e60b2',
    500: '#591b91',
    950: '#000000',
  },
}

SCSS

$custom: #591b91;
$custom-light: #8e60b2;
$custom-dark: #000000;

JSON

{
  "hex": "#591b91",
  "rgb": {
    "r": 89,
    "g": 27,
    "b": 145
  },
  "hsl": {
    "h": 271.525,
    "s": 68.605,
    "l": 33.725
  },
  "oklch": {
    "l": 0.38981,
    "c": 0.17754,
    "h": 302.3
  },
  "luminance": 0.04952
}

Semantic roles & 50–950 ramp

primary

#591B91

secondary

#81BF49

accent

#EB3C8F

background

#F9F5FB

surface

#F1EAF6

border

#CBC6D0

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #591B91

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

Preview Lab → · Contrast checker → · Palette generator →