#5B1180#5B1180

#5B1180 is a dark, vivid purple. Relative luminance 0.042; OKLCH L 37.0% C 0.170 H 310.3°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#5B1180
RGB	rgb(91, 17, 128)
HSL	hsl(280, 77%, 28%)
HSV	hsv(280, 87%, 50%)
CMYK	cmyk(28.9%, 86.7%, 0%, 49.8%)
CIE-LAB	lab(24.27, 49.23, -45.72)
CIE-LCH	lch(24.27, 67.19, 317.12°)
OKLab	oklab(36.97% 0.1103 -0.1298)
OKLCH	oklch(36.97% 0.17 310.3)
XYZ	xyz(8.4103, 4.1838, 20.7824)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Indigo

#4B0082

ΔE00 3.79

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1180 #368011

analogous

#231180 #5B1180 #80116D

triadic

#5B1180 #805B11 #11805B

tetradic

#5B1180 #802311 #368011 #116D80

square

#5B1180 #802311 #368011 #116D80

split-complementary

#5B1180 #6D8011 #118023

monochromatic

#13041B #350A4A #5B1180 #8118B6 #A529E3

Accessibility & contrast

On white

11.43

#5B1180 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#5B1180 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1180

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1180	#FFFFFF	#000000	##FFFFFF
##5B1180	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003783

Deuteranopia (green-blind)

#003B7E

Tritanopia (blue-blind)

#562F4B

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #5b1180;
/* rgb */ color: rgb(91, 17, 128);
/* oklch */ color: oklch(37.0% 0.170 310.3);

Tailwind

colors: {
  custom: {
    50: '#8e5ba6',
    500: '#5b1180',
    950: '#000000',
  },
}

SCSS

$custom: #5b1180;
$custom-light: #8e5ba6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1180",
  "rgb": {
    "r": 91,
    "g": 17,
    "b": 128
  },
  "hsl": {
    "h": 280,
    "s": 76.552,
    "l": 28.431
  },
  "oklch": {
    "l": 0.3697,
    "c": 0.17036,
    "h": 310.3
  },
  "luminance": 0.04184
}

Semantic roles & 50–950 ramp

primary

#5B1180

secondary

#61B637

accent

#F33574

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D040F

muted

#7E797F

Preview Lab

Preview with #5B1180

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

Preview Lab → · Contrast checker → · Palette generator →