#581A9F#581A9F

#581A9F is a dark, vivid violet. Relative luminance 0.053; OKLCH L 40.1% C 0.192 H 297.7°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#581A9F
RGB	rgb(88, 26, 159)
HSL	hsl(268, 72%, 36%)
HSV	hsv(268, 84%, 62%)
CMYK	cmyk(44.7%, 83.6%, 0%, 37.6%)
CIE-LAB	lab(27.62, 53.04, -59.49)
CIE-LCH	lch(27.62, 79.70, 311.72°)
OKLab	oklab(40.05% 0.0894 -0.1704)
OKLCH	oklch(40.05% 0.192 297.7)
XYZ	xyz(10.6503, 5.3165, 33.2592)
Luminance	0.0532 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581A9F #619F1A

analogous

#1A1F9F #581A9F #9B1A9F

triadic

#581A9F #9F581A #1A9F58

tetradic

#581A9F #9F1A1F #619F1A #1A9F9B

square

#581A9F #9F1A1F #619F1A #1A9F9B

split-complementary

#581A9F #9F9B1A #1F9F1A

monochromatic

#1E0936 #3B116A #581A9F #7523D4 #9551E3

Accessibility & contrast

On white

10.18

#581A9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#581A9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581A9F

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581A9F	#FFFFFF	#000000	##FFFFFF
##581A9F	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A3

Deuteranopia (green-blind)

#00409D

Tritanopia (blue-blind)

#45415E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #581a9f;
/* rgb */ color: rgb(88, 26, 159);
/* oklch */ color: oklch(40.1% 0.192 297.7);

Tailwind

colors: {
  custom: {
    50: '#8f60bc',
    500: '#581a9f',
    950: '#000000',
  },
}

SCSS

$custom: #581a9f;
$custom-light: #8f60bc;
$custom-dark: #000000;

JSON

{
  "hex": "#581a9f",
  "rgb": {
    "r": 88,
    "g": 26,
    "b": 159
  },
  "hsl": {
    "h": 267.97,
    "s": 71.892,
    "l": 36.275
  },
  "oklch": {
    "l": 0.40052,
    "c": 0.19248,
    "h": 297.7
  },
  "luminance": 0.05317
}

Semantic roles & 50–950 ramp

primary

#581A9F

secondary

#8EC550

accent

#EF399A

background

#F9F5FB

surface

#F2EAF7

border

#CCC6D0

text

#0D0512

muted

#7E7981

Preview Lab

Preview with #581A9F

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

Preview Lab → · Contrast checker → · Palette generator →