#5B63DE#5B63DE

#5B63DE is a mid, vivid blue. Relative luminance 0.164; OKLCH L 56.1% C 0.185 H 275.9°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#5B63DE
RGB	rgb(91, 99, 222)
HSL	hsl(236, 66%, 61%)
HSV	hsv(236, 59%, 87%)
CMYK	cmyk(59%, 55.4%, 0%, 12.9%)
CIE-LAB	lab(47.52, 33.00, -64.00)
CIE-LCH	lch(47.52, 72.00, 297.27°)
OKLab	oklab(56.06% 0.0189 -0.1836)
OKLCH	oklch(56.06% 0.185 275.9)
XYZ	xyz(21.9568, 16.4201, 71.1054)
Luminance	0.1642 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B63DE #DED65B

analogous

#5BA5DE #5B63DE #955BDE

triadic

#5B63DE #DE5B63 #63DE5B

tetradic

#5B63DE #DE5BA5 #DED65B #5BDE95

square

#5B63DE #DE5BA5 #DED65B #5BDE95

split-complementary

#5B63DE #DE955B #A5DE5B

monochromatic

#20289F #2A34D2 #5B63DE #8E93E8 #C1C4F3

Accessibility & contrast

On white

4.90

#5B63DE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#5B63DE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B63DE

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B63DE	#FFFFFF	#000000	##FFFFFF
##5B63DE	1.00	4.90	4.28	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076E2

Deuteranopia (green-blind)

#006BDB

Tritanopia (blue-blind)

#008097

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #5b63de;
/* rgb */ color: rgb(91, 99, 222);
/* oklch */ color: oklch(56.1% 0.185 275.9);

Tailwind

colors: {
  custom: {
    50: '#958fe9',
    500: '#5b63de',
    950: '#000000',
  },
}

SCSS

$custom: #5b63de;
$custom-light: #958fe9;
$custom-dark: #000000;

JSON

{
  "hex": "#5b63de",
  "rgb": {
    "r": 91,
    "g": 99,
    "b": 222
  },
  "hsl": {
    "h": 236.336,
    "s": 66.497,
    "l": 61.373
  },
  "oklch": {
    "l": 0.56064,
    "c": 0.18461,
    "h": 275.9
  },
  "luminance": 0.16422
}

Semantic roles & 50–950 ramp

primary

#5B63DE

secondary

#E3E0B2

accent

#C317CE

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #5B63DE

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

Preview Lab → · Contrast checker → · Palette generator →