#581F7E#581F7E

#581F7E is a dark, vivid violet. Relative luminance 0.046; OKLCH L 37.6% C 0.153 H 308.0°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#581F7E
RGB	rgb(88, 31, 126)
HSL	hsl(276, 61%, 31%)
HSV	hsv(276, 75%, 49%)
CMYK	cmyk(30.2%, 75.4%, 0%, 50.6%)
CIE-LAB	lab(25.45, 43.00, -42.57)
CIE-LCH	lch(25.45, 60.51, 315.29°)
OKLab	oklab(37.65% 0.0943 -0.1208)
OKLCH	oklch(37.65% 0.153 308)
XYZ	xyz(8.2796, 4.5612, 20.1788)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 5.02

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581F7E #457E1F

analogous

#281F7E #581F7E #7E1F74

triadic

#581F7E #7E581F #1F7E58

tetradic

#581F7E #7E281F #457E1F #1F747E

square

#581F7E #7E281F #457E1F #1F747E

split-complementary

#581F7E #747E1F #1F7E28

monochromatic

#13071C #36134D #581F7E #7A2BAF #9A46D1

Accessibility & contrast

On white

10.98

#581F7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#581F7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581F7E

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581F7E	#FFFFFF	#000000	##FFFFFF
##581F7E	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A81

Deuteranopia (green-blind)

#003D7C

Tritanopia (blue-blind)

#52354D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #581f7e;
/* rgb */ color: rgb(88, 31, 126);
/* oklch */ color: oklch(37.6% 0.153 308.0);

Tailwind

colors: {
  custom: {
    50: '#8b61a4',
    500: '#581f7e',
    950: '#000000',
  },
}

SCSS

$custom: #581f7e;
$custom-light: #8b61a4;
$custom-dark: #000000;

JSON

{
  "hex": "#581f7e",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 126
  },
  "hsl": {
    "h": 276,
    "s": 60.51,
    "l": 30.784
  },
  "oklch": {
    "l": 0.37648,
    "c": 0.15323,
    "h": 308
  },
  "luminance": 0.04561
}

Semantic roles & 50–950 ramp

primary

#581F7E

secondary

#72B148

accent

#E44484

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #581F7E

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

Preview Lab → · Contrast checker → · Palette generator →