#5B1FA0#5B1FA0

#5B1FA0 is a dark, vivid violet. Relative luminance 0.057; OKLCH L 41.0% C 0.189 H 298.4°. Best body text is #FFFFFF at 9.77:1 contrast (WCAG AA passes).

Color values

HEX	#5B1FA0
RGB	rgb(91, 31, 160)
HSL	hsl(268, 68%, 37%)
HSV	hsv(268, 81%, 63%)
CMYK	cmyk(43.1%, 80.6%, 0%, 37.3%)
CIE-LAB	lab(28.75, 51.85, -58.22)
CIE-LCH	lch(28.75, 77.97, 311.69°)
OKLab	oklab(40.95% 0.0901 -0.1667)
OKLCH	oklch(40.95% 0.189 298.4)
XYZ	xyz(11.1479, 5.7420, 33.7719)
Luminance	0.0574 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1FA0 #64A01F

analogous

#1F24A0 #5B1FA0 #9B1FA0

triadic

#5B1FA0 #A05B1F #1FA05B

tetradic

#5B1FA0 #A01F24 #64A01F #1FA09B

square

#5B1FA0 #A01F24 #64A01F #1FA09B

split-complementary

#5B1FA0 #A09B1F #24A01F

monochromatic

#210B39 #3E156D #5B1FA0 #7829D3 #985ADF

Accessibility & contrast

On white

9.77

#5B1FA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#5B1FA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1FA0

9.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1FA0	#FFFFFF	#000000	##FFFFFF
##5B1FA0	1.00	9.77	2.15	9.77
#FFFFFF	9.77	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044A4

Deuteranopia (green-blind)

#00429E

Tritanopia (blue-blind)

#494360

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #5b1fa0;
/* rgb */ color: rgb(91, 31, 160);
/* oklch */ color: oklch(41.0% 0.189 298.4);

Tailwind

colors: {
  custom: {
    50: '#9163bd',
    500: '#5b1fa0',
    950: '#000000',
  },
}

SCSS

$custom: #5b1fa0;
$custom-light: #9163bd;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1fa0",
  "rgb": {
    "r": 91,
    "g": 31,
    "b": 160
  },
  "hsl": {
    "h": 267.907,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.40952,
    "c": 0.18948,
    "h": 298.4
  },
  "luminance": 0.05742
}

Semantic roles & 50–950 ramp

primary

#5B1FA0

secondary

#91C358

accent

#EA3D9A

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0D0612

muted

#7E7A81

Preview Lab

Preview with #5B1FA0

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

Preview Lab → · Contrast checker → · Palette generator →