#581D77#581D77

#581D77 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 36.9% C 0.148 H 311.1°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#581D77
RGB	rgb(88, 29, 119)
HSL	hsl(279, 61%, 29%)
HSV	hsv(279, 76%, 47%)
CMYK	cmyk(26.1%, 75.6%, 0%, 53.3%)
CIE-LAB	lab(24.59, 42.24, -39.50)
CIE-LCH	lch(24.59, 57.84, 316.92°)
OKLab	oklab(36.87% 0.0976 -0.1118)
OKLCH	oklch(36.87% 0.148 311.1)
XYZ	xyz(7.7930, 4.2855, 17.8659)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581D77 #3C771D

analogous

#2B1D77 #581D77 #771D69

triadic

#581D77 #77581D #1D7758

tetradic

#581D77 #772B1D #3C771D #1D6977

square

#581D77 #772B1D #3C771D #1D6977

split-complementary

#581D77 #69771D #1D772B

monochromatic

#120619 #341146 #581D77 #7C29A8 #9E3ED0

Accessibility & contrast

On white

11.31

#581D77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#581D77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581D77

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581D77	#FFFFFF	#000000	##FFFFFF
##581D77	1.00	11.31	1.86	11.31
#FFFFFF	11.31	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387A

Deuteranopia (green-blind)

#0E3B75

Tritanopia (blue-blind)

#543148

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #581d77;
/* rgb */ color: rgb(88, 29, 119);
/* oklch */ color: oklch(36.9% 0.148 311.1);

Tailwind

colors: {
  custom: {
    50: '#8b5f9f',
    500: '#581d77',
    950: '#000000',
  },
}

SCSS

$custom: #581d77;
$custom-light: #8b5f9f;
$custom-dark: #000000;

JSON

{
  "hex": "#581d77",
  "rgb": {
    "r": 88,
    "g": 29,
    "b": 119
  },
  "hsl": {
    "h": 279.333,
    "s": 60.811,
    "l": 29.02
  },
  "oklch": {
    "l": 0.36873,
    "c": 0.14837,
    "h": 311.1
  },
  "luminance": 0.04285
}

Semantic roles & 50–950 ramp

primary

#581D77

secondary

#68AB45

accent

#E4447B

background

#F8F5F9

surface

#F0EAF2

border

#CBC6CC

text

#0C050E

muted

#7D797E

Preview Lab

Preview with #581D77

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

Preview Lab → · Contrast checker → · Palette generator →