#5B1778#5B1778

#5B1778 is a dark, vivid purple. Relative luminance 0.042; OKLCH L 36.8% C 0.157 H 313.1°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#5B1778
RGB	rgb(91, 23, 120)
HSL	hsl(282, 68%, 28%)
HSV	hsv(282, 81%, 47%)
CMYK	cmyk(24.2%, 80.8%, 0%, 52.9%)
CIE-LAB	lab(24.30, 45.51, -40.59)
CIE-LCH	lch(24.30, 60.98, 318.27°)
OKLab	oklab(36.79% 0.1075 -0.1148)
OKLCH	oklch(36.79% 0.157 313.1)
XYZ	xyz(8.0103, 4.1933, 18.1531)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B1778 #347817

analogous

#2A1778 #5B1778 #781764

triadic

#5B1778 #785B17 #17785B

tetradic

#5B1778 #782A17 #347817 #176478

square

#5B1778 #782A17 #347817 #176478

split-complementary

#5B1778 #647817 #17782A

monochromatic

#13051A #340D45 #5B1778 #8221AB #A632D8

Accessibility & contrast

On white

11.42

#5B1778 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#5B1778 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B1778

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B1778	#FFFFFF	#000000	##FFFFFF
##5B1778	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367B

Deuteranopia (green-blind)

#0A3B76

Tritanopia (blue-blind)

#582E47

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #5b1778;
/* rgb */ color: rgb(91, 23, 120);
/* oklch */ color: oklch(36.8% 0.157 313.1);

Tailwind

colors: {
  custom: {
    50: '#8d5da0',
    500: '#5b1778',
    950: '#000000',
  },
}

SCSS

$custom: #5b1778;
$custom-light: #8d5da0;
$custom-dark: #000000;

JSON

{
  "hex": "#5b1778",
  "rgb": {
    "r": 91,
    "g": 23,
    "b": 120
  },
  "hsl": {
    "h": 282.062,
    "s": 67.832,
    "l": 28.039
  },
  "oklch": {
    "l": 0.36788,
    "c": 0.1573,
    "h": 313.1
  },
  "luminance": 0.04193
}

Semantic roles & 50–950 ramp

primary

#5B1778

secondary

#5FAD3E

accent

#EB3D71

background

#F9F5F9

surface

#F1E9F2

border

#CBC5CC

text

#0D050F

muted

#7E797E

Preview Lab

Preview with #5B1778

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

Preview Lab → · Contrast checker → · Palette generator →