#5B1FA8#5B1FA8

#5B1FA8 is a dark, vivid violet. Relative luminance 0.060; OKLCH L 41.7% C 0.198 H 296.3°. Best body text is #FFFFFF at 9.52:1 contrast (WCAG AA passes).

Color values

HEX	#5B1FA8
RGB	rgb(91, 31, 168)
HSL	hsl(266, 69%, 39%)
HSV	hsv(266, 82%, 66%)
CMYK	cmyk(45.8%, 81.5%, 0%, 34.1%)
CIE-LAB	lab(29.49, 53.85, -61.85)
CIE-LCH	lch(29.49, 82.01, 311.04°)
OKLab	oklab(41.69% 0.0876 -0.1773)
OKLCH	oklch(41.69% 0.198 296.3)
XYZ	xyz(11.8704, 6.0310, 37.5769)
Luminance	0.0603 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1FA8 #6CA81F

analogous

#1F28A8 #5B1FA8 #A01FA8

triadic

#5B1FA8 #A85B1F #1FA85B

tetradic

#5B1FA8 #A81F28 #6CA81F #1FA8A0

square

#5B1FA8 #A81F28 #6CA81F #1FA8A0

split-complementary

#5B1FA8 #A8A01F #28A81F

monochromatic

#230C41 #3F1574 #5B1FA8 #772CD8 #9960E2

Accessibility & contrast

On white

9.52

#5B1FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#5B1FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1FA8

9.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1FA8	#FFFFFF	#000000	##FFFFFF
##5B1FA8	1.00	9.52	2.21	9.52
#FFFFFF	9.52	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046AC

Deuteranopia (green-blind)

#0044A5

Tritanopia (blue-blind)

#454765

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #5b1fa8;
/* rgb */ color: rgb(91, 31, 168);
/* oklch */ color: oklch(41.7% 0.198 296.3);

Tailwind

colors: {
  custom: {
    50: '#9263c3',
    500: '#5b1fa8',
    950: '#000000',
  },
}

SCSS

$custom: #5b1fa8;
$custom-light: #9263c3;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1fa8",
  "rgb": {
    "r": 91,
    "g": 31,
    "b": 168
  },
  "hsl": {
    "h": 266.277,
    "s": 68.844,
    "l": 39.02
  },
  "oklch": {
    "l": 0.4169,
    "c": 0.19776,
    "h": 296.3
  },
  "luminance": 0.06031
}

Semantic roles & 50–950 ramp

primary

#5B1FA8

secondary

#98C65D

accent

#EC3C9F

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0E0613

muted

#7E7A82

Preview Lab

Preview with #5B1FA8

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

Preview Lab → · Contrast checker → · Palette generator →