#5B63EA#5B63EA

#5B63EA is a mid, highly saturated blue. Relative luminance 0.171; OKLCH L 57.0% C 0.200 H 275.5°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#5B63EA
RGB	rgb(91, 99, 234)
HSL	hsl(237, 77%, 64%)
HSV	hsv(237, 61%, 92%)
CMYK	cmyk(61.1%, 57.7%, 0%, 8.2%)
CIE-LAB	lab(48.37, 36.91, -69.40)
CIE-LCH	lch(48.37, 78.61, 298.01°)
OKLab	oklab(56.96% 0.0191 -0.1995)
OKLCH	oklch(56.96% 0.2 275.5)
XYZ	xyz(23.6227, 17.0864, 79.8791)
Luminance	0.1709 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B63EA #EAE25B

analogous

#5BAAEA #5B63EA #9A5BEA

triadic

#5B63EA #EA5B63 #63EA5B

tetradic

#5B63EA #EA5BAA #EAE25B #5BEA9A

square

#5B63EA #EA5BAA #EAE25B #5BEA9A

split-complementary

#5B63EA #EA9A5B #AAEA5B

monochromatic

#1720B4 #252FE3 #5B63EA #9197F1 #C8CAF8

Accessibility & contrast

On white

4.75

#5B63EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#5B63EA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B63EA

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B63EA	#FFFFFF	#000000	##FFFFFF
##5B63EA	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0079EF

Deuteranopia (green-blind)

#006DE7

Tritanopia (blue-blind)

#00849D

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #5b63ea;
/* rgb */ color: rgb(91, 99, 234);
/* oklch */ color: oklch(57.0% 0.200 275.5);

Tailwind

colors: {
  custom: {
    50: '#978ff2',
    500: '#5b63ea',
    950: '#000000',
  },
}

SCSS

$custom: #5b63ea;
$custom-light: #978ff2;
$custom-dark: #000000;

JSON

{
  "hex": "#5b63ea",
  "rgb": {
    "r": 91,
    "g": 99,
    "b": 234
  },
  "hsl": {
    "h": 236.643,
    "s": 77.297,
    "l": 63.725
  },
  "oklch": {
    "l": 0.56962,
    "c": 0.20043,
    "h": 275.5
  },
  "luminance": 0.17088
}

Semantic roles & 50–950 ramp

primary

#5B63EA

secondary

#EAE7B7

accent

#CE0CDA

background

#FAF8FE

surface

#F3F0FD

border

#CDCBD5

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #5B63EA

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

Preview Lab → · Contrast checker → · Palette generator →