#5B237C#5B237C

#5B237C is a dark, vivid violet. Relative luminance 0.049; OKLCH L 38.4% C 0.147 H 310.0°. Best body text is #FFFFFF at 10.63:1 contrast (WCAG AA passes).

Color values

HEX	#5B237C
RGB	rgb(91, 35, 124)
HSL	hsl(278, 56%, 31%)
HSV	hsv(278, 72%, 49%)
CMYK	cmyk(26.6%, 71.8%, 0%, 51.4%)
CIE-LAB	lab(26.39, 41.32, -39.75)
CIE-LCH	lch(26.39, 57.34, 316.11°)
OKLab	oklab(38.37% 0.0945 -0.1124)
OKLCH	oklch(38.37% 0.147 310)
XYZ	xyz(8.5528, 4.8816, 19.5566)
Luminance	0.0488 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Rebeccapurple

#663399

ΔE00 5.84

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B237C #447C23

analogous

#2E237C #5B237C #7C2370

triadic

#5B237C #7C5B23 #237C5B

tetradic

#5B237C #7C2E23 #447C23 #23707C

square

#5B237C #7C2E23 #447C23 #23707C

split-complementary

#5B237C #707C23 #237C2E

monochromatic

#15081D #38164C #5B237C #7E30AC #9D4DCD

Accessibility & contrast

On white

10.63

#5B237C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#5B237C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B237C

10.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B237C	#FFFFFF	#000000	##FFFFFF
##5B237C	1.00	10.63	1.98	10.63
#FFFFFF	10.63	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C7F

Deuteranopia (green-blind)

#143F7A

Tritanopia (blue-blind)

#56364D

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #5b237c;
/* rgb */ color: rgb(91, 35, 124);
/* oklch */ color: oklch(38.4% 0.147 310.0);

Tailwind

colors: {
  custom: {
    50: '#8d63a2',
    500: '#5b237c',
    950: '#000000',
  },
}

SCSS

$custom: #5b237c;
$custom-light: #8d63a2;
$custom-dark: #000000;

JSON

{
  "hex": "#5b237c",
  "rgb": {
    "r": 91,
    "g": 35,
    "b": 124
  },
  "hsl": {
    "h": 277.753,
    "s": 55.975,
    "l": 31.176
  },
  "oklch": {
    "l": 0.38368,
    "c": 0.14686,
    "h": 310
  },
  "luminance": 0.04881
}

Semantic roles & 50–950 ramp

primary

#5B237C

secondary

#71AF4C

accent

#DF4980

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0C050F

muted

#7D7A7F

Preview Lab

Preview with #5B237C

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

Preview Lab → · Contrast checker → · Palette generator →