#5B1580#5B1580

#5B1580 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.3% C 0.167 H 310.0°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#5B1580
RGB	rgb(91, 21, 128)
HSL	hsl(279, 72%, 29%)
HSV	hsv(279, 84%, 50%)
CMYK	cmyk(28.9%, 83.6%, 0%, 49.8%)
CIE-LAB	lab(24.70, 47.97, -45.02)
CIE-LCH	lch(24.70, 65.79, 316.82°)
OKLab	oklab(37.27% 0.1073 -0.1278)
OKLCH	oklch(37.27% 0.167 310)
XYZ	xyz(8.4781, 4.3192, 20.8050)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.09

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1580 #3A8015

analogous

#251580 #5B1580 #801570

triadic

#5B1580 #805B15 #15805B

tetradic

#5B1580 #802515 #3A8015 #157080

square

#5B1580 #802515 #3A8015 #157080

split-complementary

#5B1580 #708015 #158025

monochromatic

#13041A #360C4B #5B1580 #801EB5 #A232DD

Accessibility & contrast

On white

11.27

#5B1580 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#5B1580 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1580

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1580	#FFFFFF	#000000	##FFFFFF
##5B1580	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003883

Deuteranopia (green-blind)

#003C7E

Tritanopia (blue-blind)

#56314B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #5b1580;
/* rgb */ color: rgb(91, 21, 128);
/* oklch */ color: oklch(37.3% 0.167 310.0);

Tailwind

colors: {
  custom: {
    50: '#8e5da6',
    500: '#5b1580',
    950: '#000000',
  },
}

SCSS

$custom: #5b1580;
$custom-light: #8e5da6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1580",
  "rgb": {
    "r": 91,
    "g": 21,
    "b": 128
  },
  "hsl": {
    "h": 279.252,
    "s": 71.812,
    "l": 29.216
  },
  "oklch": {
    "l": 0.37269,
    "c": 0.16692,
    "h": 310
  },
  "luminance": 0.04319
}

Semantic roles & 50–950 ramp

primary

#5B1580

secondary

#66B53C

accent

#EF3978

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D050F

muted

#7E797F

Preview Lab

Preview with #5B1580

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

Preview Lab → · Contrast checker → · Palette generator →