#5B37CB#5B37CB

#5B37CB is a mid, highly saturated violet. Relative luminance 0.093; OKLCH L 47.6% C 0.213 H 286.3°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#5B37CB
RGB	rgb(91, 55, 203)
HSL	hsl(255, 59%, 51%)
HSV	hsv(255, 73%, 80%)
CMYK	cmyk(55.2%, 72.9%, 0%, 20.4%)
CIE-LAB	lab(36.49, 52.41, -71.07)
CIE-LCH	lch(36.49, 88.30, 306.41°)
OKLab	oklab(47.57% 0.0597 -0.2045)
OKLCH	oklch(47.57% 0.213 286.3)
XYZ	xyz(16.4568, 9.2674, 57.4100)
Luminance	0.0927 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blurple

#5539CC

ΔE00 0.97

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B37CB #A7CB37

analogous

#375DCB #5B37CB #A537CB

triadic

#5B37CB #CB5B37 #37CB5B

tetradic

#5B37CB #CB375D #A7CB37 #37CBA5

square

#5B37CB #CB375D #A7CB37 #37CBA5

split-complementary

#5B37CB #CBA537 #5DCB37

monochromatic

#2F1C6C #45299C #5B37CB #8368D8 #AB98E4

Accessibility & contrast

On white

7.36

#5B37CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#5B37CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B37CB

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B37CB	#FFFFFF	#000000	##FFFFFF
##5B37CB	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ACF

Deuteranopia (green-blind)

#0051C8

Tritanopia (blue-blind)

#285F7E

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #5b37cb;
/* rgb */ color: rgb(91, 55, 203);
/* oklch */ color: oklch(47.6% 0.213 286.3);

Tailwind

colors: {
  custom: {
    50: '#9571dc',
    500: '#5b37cb',
    950: '#000000',
  },
}

SCSS

$custom: #5b37cb;
$custom-light: #9571dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5b37cb",
  "rgb": {
    "r": 91,
    "g": 55,
    "b": 203
  },
  "hsl": {
    "h": 254.595,
    "s": 58.73,
    "l": 50.588
  },
  "oklch": {
    "l": 0.47572,
    "c": 0.21302,
    "h": 286.3
  },
  "luminance": 0.09268
}

Semantic roles & 50–950 ramp

primary

#5B37CB

secondary

#C0D08E

accent

#E246BC

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #5B37CB

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

Preview Lab → · Contrast checker → · Palette generator →