#5B1870#5B1870

#5B1870 is a dark, vivid purple. Relative luminance 0.040; OKLCH L 36.3% C 0.149 H 316.6°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#5B1870
RGB	rgb(91, 24, 112)
HSL	hsl(286, 65%, 27%)
HSV	hsv(286, 79%, 44%)
CMYK	cmyk(18.7%, 78.6%, 0%, 56.1%)
CIE-LAB	lab(23.83, 43.41, -36.23)
CIE-LCH	lch(23.83, 56.54, 320.15°)
OKLab	oklab(36.26% 0.108 -0.102)
OKLCH	oklch(36.26% 0.149 316.6)
XYZ	xyz(7.5652, 4.0476, 15.7089)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1870 #2D7018

analogous

#2F1870 #5B1870 #701859

triadic

#5B1870 #705B18 #18705B

tetradic

#5B1870 #702F18 #2D7018 #185970

square

#5B1870 #702F18 #2D7018 #185970

split-complementary

#5B1870 #597018 #18702F

monochromatic

#140519 #320D3E #5B1870 #8423A2 #AC30D3

Accessibility & contrast

On white

11.61

#5B1870 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#5B1870 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1870

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1870	#FFFFFF	#000000	##FFFFFF
##5B1870	1.00	11.61	1.81	11.61
#FFFFFF	11.61	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003572

Deuteranopia (green-blind)

#183B6E

Tritanopia (blue-blind)

#5A2B43

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #5b1870;
/* rgb */ color: rgb(91, 24, 112);
/* oklch */ color: oklch(36.3% 0.149 316.6);

Tailwind

colors: {
  custom: {
    50: '#8d5d9a',
    500: '#5b1870',
    950: '#000000',
  },
}

SCSS

$custom: #5b1870;
$custom-light: #8d5d9a;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1870",
  "rgb": {
    "r": 91,
    "g": 24,
    "b": 112
  },
  "hsl": {
    "h": 285.682,
    "s": 64.706,
    "l": 26.667
  },
  "oklch": {
    "l": 0.36263,
    "c": 0.14852,
    "h": 316.6
  },
  "luminance": 0.04047
}

Semantic roles & 50–950 ramp

primary

#5B1870

secondary

#57A53E

accent

#E84068

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C050E

muted

#7D797E

Preview Lab

Preview with #5B1870

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

Preview Lab → · Contrast checker → · Palette generator →