#5B1978#5B1978

#5B1978 is a dark, vivid purple. Relative luminance 0.043; OKLCH L 37.0% C 0.155 H 312.9°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#5B1978
RGB	rgb(91, 25, 120)
HSL	hsl(282, 66%, 28%)
HSV	hsv(282, 79%, 47%)
CMYK	cmyk(24.2%, 79.2%, 0%, 52.9%)
CIE-LAB	lab(24.56, 44.75, -40.17)
CIE-LCH	lch(24.56, 60.14, 318.09°)
OKLab	oklab(36.97% 0.1057 -0.1136)
OKLCH	oklch(36.97% 0.155 312.9)
XYZ	xyz(8.0516, 4.2757, 18.1668)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1978 #367819

analogous

#2B1978 #5B1978 #781965

triadic

#5B1978 #785B19 #19785B

tetradic

#5B1978 #782B19 #367819 #196578

square

#5B1978 #782B19 #367819 #196578

split-complementary

#5B1978 #657819 #19782B

monochromatic

#130519 #350E45 #5B1978 #8124AB #A536D5

Accessibility & contrast

On white

11.32

#5B1978 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#5B1978 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1978

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1978	#FFFFFF	#000000	##FFFFFF
##5B1978	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377B

Deuteranopia (green-blind)

#0D3C76

Tritanopia (blue-blind)

#582F48

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #5b1978;
/* rgb */ color: rgb(91, 25, 120);
/* oklch */ color: oklch(37.0% 0.155 312.9);

Tailwind

colors: {
  custom: {
    50: '#8d5ea0',
    500: '#5b1978',
    950: '#000000',
  },
}

SCSS

$custom: #5b1978;
$custom-light: #8d5ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1978",
  "rgb": {
    "r": 91,
    "g": 25,
    "b": 120
  },
  "hsl": {
    "h": 281.684,
    "s": 65.517,
    "l": 28.431
  },
  "oklch": {
    "l": 0.36973,
    "c": 0.15514,
    "h": 312.9
  },
  "luminance": 0.04275
}

Semantic roles & 50–950 ramp

primary

#5B1978

secondary

#61AD40

accent

#E83F73

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0D050F

muted

#7D797E

Preview Lab

Preview with #5B1978

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

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