#5B1FA9#5B1FA9

#5B1FA9 is a dark, vivid violet. Relative luminance 0.061; OKLCH L 41.8% C 0.199 H 296.0°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#5B1FA9
RGB	rgb(91, 31, 169)
HSL	hsl(266, 69%, 39%)
HSV	hsv(266, 82%, 66%)
CMYK	cmyk(46.2%, 81.7%, 0%, 33.7%)
CIE-LAB	lab(29.58, 54.10, -62.30)
CIE-LCH	lch(29.58, 82.51, 310.97°)
OKLab	oklab(41.78% 0.0872 -0.1786)
OKLCH	oklch(41.78% 0.199 296)
XYZ	xyz(11.9639, 6.0684, 38.0694)
Luminance	0.0607 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1FA9 #6DA91F

analogous

#1F28A9 #5B1FA9 #A01FA9

triadic

#5B1FA9 #A95B1F #1FA95B

tetradic

#5B1FA9 #A91F28 #6DA91F #1FA9A0

square

#5B1FA9 #A91F28 #6DA91F #1FA9A0

split-complementary

#5B1FA9 #A9A01F #28A91F

monochromatic

#230C42 #3F1675 #5B1FA9 #772DD8 #9960E2

Accessibility & contrast

On white

9.49

#5B1FA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#5B1FA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1FA9

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1FA9	#FFFFFF	#000000	##FFFFFF
##5B1FA9	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AD

Deuteranopia (green-blind)

#0044A6

Tritanopia (blue-blind)

#454765

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #5b1fa9;
/* rgb */ color: rgb(91, 31, 169);
/* oklch */ color: oklch(41.8% 0.199 296.0);

Tailwind

colors: {
  custom: {
    50: '#9263c4',
    500: '#5b1fa9',
    950: '#000000',
  },
}

SCSS

$custom: #5b1fa9;
$custom-light: #9263c4;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1fa9",
  "rgb": {
    "r": 91,
    "g": 31,
    "b": 169
  },
  "hsl": {
    "h": 266.087,
    "s": 69,
    "l": 39.216
  },
  "oklch": {
    "l": 0.41784,
    "c": 0.19879,
    "h": 296
  },
  "luminance": 0.06069
}

Semantic roles & 50–950 ramp

primary

#5B1FA9

secondary

#99C75D

accent

#EC3C9F

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0613

muted

#7E7A82

Preview Lab

Preview with #5B1FA9

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

Preview Lab → · Contrast checker → · Palette generator →