#5B137B#5B137B

#5B137B is a dark, vivid purple. Relative luminance 0.041; OKLCH L 36.7% C 0.164 H 312.2°. Best body text is #FFFFFF at 11.51:1 contrast (WCAG AA passes).

Color values

HEX	#5B137B
RGB	rgb(91, 19, 123)
HSL	hsl(282, 73%, 28%)
HSV	hsv(282, 85%, 48%)
CMYK	cmyk(26%, 84.6%, 0%, 51.8%)
CIE-LAB	lab(24.06, 47.53, -42.89)
CIE-LCH	lch(24.06, 64.02, 317.94°)
OKLab	oklab(36.7% 0.1102 -0.1215)
OKLCH	oklch(36.7% 0.164 312.2)
XYZ	xyz(8.1217, 4.1202, 19.1025)
Luminance	0.0412 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B137B #337B13

analogous

#27137B #5B137B #7B1367

triadic

#5B137B #7B5B13 #137B5B

tetradic

#5B137B #7B2713 #337B13 #13677B

square

#5B137B #7B2713 #337B13 #13677B

split-complementary

#5B137B #677B13 #137B27

monochromatic

#14041B #340B46 #5B137B #821BB0 #A72ADE

Accessibility & contrast

On white

11.51

#5B137B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#5B137B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B137B

11.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B137B	#FFFFFF	#000000	##FFFFFF
##5B137B	1.00	11.51	1.82	11.51
#FFFFFF	11.51	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367E

Deuteranopia (green-blind)

#003B79

Tritanopia (blue-blind)

#572E48

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #5b137b;
/* rgb */ color: rgb(91, 19, 123);
/* oklch */ color: oklch(36.7% 0.164 312.2);

Tailwind

colors: {
  custom: {
    50: '#8e5ca2',
    500: '#5b137b',
    950: '#000000',
  },
}

SCSS

$custom: #5b137b;
$custom-light: #8e5ca2;
$custom-dark: #000000;

JSON

{
  "hex": "#5b137b",
  "rgb": {
    "r": 91,
    "g": 19,
    "b": 123
  },
  "hsl": {
    "h": 281.538,
    "s": 73.239,
    "l": 27.843
  },
  "oklch": {
    "l": 0.36697,
    "c": 0.16404,
    "h": 312.2
  },
  "luminance": 0.0412
}

Semantic roles & 50–950 ramp

primary

#5B137B

secondary

#5EB139

accent

#F03871

background

#F9F5FA

surface

#F1E9F3

border

#CBC5CD

text

#0D040F

muted

#7E797F

Preview Lab

Preview with #5B137B

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

Preview Lab → · Contrast checker → · Palette generator →