#581C8F#581C8F

#581C8F is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.8% C 0.174 H 302.3°. Best body text is #FFFFFF at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#581C8F
RGB	rgb(88, 28, 143)
HSL	hsl(271, 67%, 34%)
HSV	hsv(271, 80%, 56%)
CMYK	cmyk(38.5%, 80.4%, 0%, 43.9%)
CIE-LAB	lab(26.41, 48.37, -51.63)
CIE-LCH	lch(26.41, 70.75, 313.13°)
OKLab	oklab(38.77% 0.0931 -0.1474)
OKLCH	oklch(38.77% 0.174 302.3)
XYZ	xyz(9.3965, 4.8884, 26.4298)
Luminance	0.0489 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581C8F #538F1C

analogous

#1E1C8F #581C8F #8F1C8C

triadic

#581C8F #8F581C #1C8F58

tetradic

#581C8F #8F1E1C #538F1C #1C8C8F

square

#581C8F #8F1E1C #538F1C #1C8C8F

split-complementary

#581C8F #8C8F1C #1C8F1E

monochromatic

#190829 #39125C #581C8F #7726C2 #964ADC

Accessibility & contrast

On white

10.62

#581C8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#581C8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581C8F

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581C8F	#FFFFFF	#000000	##FFFFFF
##581C8F	1.00	10.62	1.98	10.62
#FFFFFF	10.62	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E92

Deuteranopia (green-blind)

#003E8D

Tritanopia (blue-blind)

#4C3B56

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #581c8f;
/* rgb */ color: rgb(88, 28, 143);
/* oklch */ color: oklch(38.8% 0.174 302.3);

Tailwind

colors: {
  custom: {
    50: '#8d60b1',
    500: '#581c8f',
    950: '#000000',
  },
}

SCSS

$custom: #581c8f;
$custom-light: #8d60b1;
$custom-dark: #000000;

JSON

{
  "hex": "#581c8f",
  "rgb": {
    "r": 88,
    "g": 28,
    "b": 143
  },
  "hsl": {
    "h": 271.304,
    "s": 67.251,
    "l": 33.529
  },
  "oklch": {
    "l": 0.38768,
    "c": 0.17433,
    "h": 302.3
  },
  "luminance": 0.04888
}

Semantic roles & 50–950 ramp

primary

#581C8F

secondary

#81BE49

accent

#EA3E90

background

#F9F5FB

surface

#F1EAF6

border

#CBC6D0

text

#0D0511

muted

#7E7980

Preview Lab

Preview with #581C8F

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

Preview Lab → · Contrast checker → · Palette generator →