#581F90#581F90

#581F90 is a dark, vivid violet. Relative luminance 0.051; OKLCH L 39.2% C 0.172 H 301.6°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#581F90
RGB	rgb(88, 31, 144)
HSL	hsl(270, 65%, 34%)
HSV	hsv(270, 78%, 56%)
CMYK	cmyk(38.9%, 78.5%, 0%, 43.5%)
CIE-LAB	lab(26.93, 47.39, -51.41)
CIE-LCH	lch(26.93, 69.92, 312.67°)
OKLab	oklab(39.16% 0.0902 -0.1468)
OKLCH	oklch(39.16% 0.172 301.6)
XYZ	xyz(9.5473, 5.0682, 26.8554)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581F90 #57901F

analogous

#1F1F90 #581F90 #901F90

triadic

#581F90 #90581F #1F9058

tetradic

#581F90 #901F1F #57901F #1F9090

square

#581F90 #901F1F #57901F #1F9090

split-complementary

#581F90 #90901F #1F901F

monochromatic

#1A092B #39145E #581F90 #772AC2 #9550D9

Accessibility & contrast

On white

10.43

#581F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#581F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581F90

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581F90	#FFFFFF	#000000	##FFFFFF
##581F90	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F93

Deuteranopia (green-blind)

#003F8E

Tritanopia (blue-blind)

#4C3D57

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #581f90;
/* rgb */ color: rgb(88, 31, 144);
/* oklch */ color: oklch(39.2% 0.172 301.6);

Tailwind

colors: {
  custom: {
    50: '#8d61b1',
    500: '#581f90',
    950: '#000000',
  },
}

SCSS

$custom: #581f90;
$custom-light: #8d61b1;
$custom-dark: #000000;

JSON

{
  "hex": "#581f90",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 144
  },
  "hsl": {
    "h": 270.265,
    "s": 64.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.39155,
    "c": 0.17229,
    "h": 301.6
  },
  "luminance": 0.05068
}

Semantic roles & 50–950 ramp

primary

#581F90

secondary

#85BC4E

accent

#E84093

background

#F9F6FB

surface

#F1EBF6

border

#CBC6D0

text

#0D0511

muted

#7E7A80

Preview Lab

Preview with #581F90

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

Preview Lab → · Contrast checker → · Palette generator →