#581E9B#581E9B

#581E9B is a dark, vivid violet. Relative luminance 0.054; OKLCH L 40.0% C 0.185 H 298.4°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#581E9B
RGB	rgb(88, 30, 155)
HSL	hsl(268, 68%, 36%)
HSV	hsv(268, 81%, 61%)
CMYK	cmyk(43.2%, 80.6%, 0%, 39.2%)
CIE-LAB	lab(27.76, 50.54, -56.81)
CIE-LCH	lch(27.76, 76.04, 311.66°)
OKLab	oklab(40.04% 0.0879 -0.1626)
OKLCH	oklch(40.04% 0.185 298.4)
XYZ	xyz(10.4036, 5.3696, 31.4923)
Luminance	0.0537 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581E9B #619B1E

analogous

#1E239B #581E9B #971E9B

triadic

#581E9B #9B581E #1E9B58

tetradic

#581E9B #9B1E23 #619B1E #1E9B97

square

#581E9B #9B1E23 #619B1E #1E9B97

split-complementary

#581E9B #9B971E #239B1E

monochromatic

#1E0A34 #3B1468 #581E9B #7528CE #9555DE

Accessibility & contrast

On white

10.13

#581E9B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#581E9B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581E9B

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581E9B	#FFFFFF	#000000	##FFFFFF
##581E9B	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429E

Deuteranopia (green-blind)

#004099

Tritanopia (blue-blind)

#47415D

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #581e9b;
/* rgb */ color: rgb(88, 30, 155);
/* oklch */ color: oklch(40.0% 0.185 298.4);

Tailwind

colors: {
  custom: {
    50: '#8e62ba',
    500: '#581e9b',
    950: '#000000',
  },
}

SCSS

$custom: #581e9b;
$custom-light: #8e62ba;
$custom-dark: #000000;

JSON

{
  "hex": "#581e9b",
  "rgb": {
    "r": 88,
    "g": 30,
    "b": 155
  },
  "hsl": {
    "h": 267.84,
    "s": 67.568,
    "l": 36.275
  },
  "oklch": {
    "l": 0.40038,
    "c": 0.18485,
    "h": 298.4
  },
  "luminance": 0.0537
}

Semantic roles & 50–950 ramp

primary

#581E9B

secondary

#8EC253

accent

#EA3D9A

background

#F9F6FB

surface

#F1EBF6

border

#CBC6D0

text

#0D0512

muted

#7E7A81

Preview Lab

Preview with #581E9B

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

Preview Lab → · Contrast checker → · Palette generator →