#5B287D#5B287D

#5B287D is a dark, vivid violet. Relative luminance 0.052; OKLCH L 39.1% C 0.141 H 308.9°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#5B287D
RGB	rgb(91, 40, 125)
HSL	hsl(276, 52%, 32%)
HSV	hsv(276, 68%, 49%)
CMYK	cmyk(27.2%, 68%, 0%, 51%)
CIE-LAB	lab(27.36, 39.08, -38.83)
CIE-LCH	lch(27.36, 55.09, 315.19°)
OKLab	oklab(39.08% 0.0884 -0.1097)
OKLCH	oklch(39.08% 0.141 308.9)
XYZ	xyz(8.7741, 5.2225, 19.9439)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Rebeccapurple

#663399

ΔE00 5.27

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B287D #4A7D28

analogous

#31287D #5B287D #7D2875

triadic

#5B287D #7D5B28 #287D5B

tetradic

#5B287D #7D3128 #4A7D28 #28757D

square

#5B287D #7D3128 #4A7D28 #28757D

split-complementary

#5B287D #757D28 #287D31

monochromatic

#170A20 #39194F #5B287D #7D37AB #9B56C9

Accessibility & contrast

On white

10.27

#5B287D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#5B287D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B287D

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B287D	#FFFFFF	#000000	##FFFFFF
##5B287D	1.00	10.27	2.04	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F80

Deuteranopia (green-blind)

#19417B

Tritanopia (blue-blind)

#563A4F

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #5b287d;
/* rgb */ color: rgb(91, 40, 125);
/* oklch */ color: oklch(39.1% 0.141 308.9);

Tailwind

colors: {
  custom: {
    50: '#8d66a3',
    500: '#5b287d',
    950: '#000000',
  },
}

SCSS

$custom: #5b287d;
$custom-light: #8d66a3;
$custom-dark: #000000;

JSON

{
  "hex": "#5b287d",
  "rgb": {
    "r": 91,
    "g": 40,
    "b": 125
  },
  "hsl": {
    "h": 276,
    "s": 51.515,
    "l": 32.353
  },
  "oklch": {
    "l": 0.39083,
    "c": 0.14093,
    "h": 308.9
  },
  "luminance": 0.05222
}

Semantic roles & 50–950 ramp

primary

#5B287D

secondary

#77AE53

accent

#DB4D86

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C060F

muted

#7D7A7F

Preview Lab

Preview with #5B287D

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

Preview Lab → · Contrast checker → · Palette generator →