#581F7F#581F7F

#581F7F is a dark, vivid violet. Relative luminance 0.046; OKLCH L 37.7% C 0.154 H 307.6°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#581F7F
RGB	rgb(88, 31, 127)
HSL	hsl(276, 61%, 31%)
HSV	hsv(276, 76%, 50%)
CMYK	cmyk(30.7%, 75.6%, 0%, 50.2%)
CIE-LAB	lab(25.52, 43.24, -43.07)
CIE-LCH	lch(25.52, 61.03, 315.11°)
OKLab	oklab(37.73% 0.0941 -0.1223)
OKLCH	oklch(37.73% 0.154 307.6)
XYZ	xyz(8.3444, 4.5871, 20.5204)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.95

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581F7F #467F1F

analogous

#281F7F #581F7F #7F1F76

triadic

#581F7F #7F581F #1F7F58

tetradic

#581F7F #7F281F #467F1F #1F767F

square

#581F7F #7F281F #467F1F #1F767F

split-complementary

#581F7F #767F1F #1F7F28

monochromatic

#14071D #36134E #581F7F #7A2BB0 #9946D2

Accessibility & contrast

On white

10.95

#581F7F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#581F7F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581F7F

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581F7F	#FFFFFF	#000000	##FFFFFF
##581F7F	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A82

Deuteranopia (green-blind)

#003D7D

Tritanopia (blue-blind)

#52364D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #581f7f;
/* rgb */ color: rgb(88, 31, 127);
/* oklch */ color: oklch(37.7% 0.154 307.6);

Tailwind

colors: {
  custom: {
    50: '#8b61a5',
    500: '#581f7f',
    950: '#000000',
  },
}

SCSS

$custom: #581f7f;
$custom-light: #8b61a5;
$custom-dark: #000000;

JSON

{
  "hex": "#581f7f",
  "rgb": {
    "r": 88,
    "g": 31,
    "b": 127
  },
  "hsl": {
    "h": 275.625,
    "s": 60.759,
    "l": 30.98
  },
  "oklch": {
    "l": 0.37728,
    "c": 0.1543,
    "h": 307.6
  },
  "luminance": 0.04587
}

Semantic roles & 50–950 ramp

primary

#581F7F

secondary

#73B248

accent

#E44485

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #581F7F

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

Preview Lab → · Contrast checker → · Palette generator →