#6563DE#6563DE

#6563DE is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.8% C 0.183 H 279.6°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#6563DE
RGB	rgb(101, 99, 222)
HSL	hsl(241, 65%, 63%)
HSV	hsv(241, 55%, 87%)
CMYK	cmyk(54.5%, 55.4%, 0%, 12.9%)
CIE-LAB	lab(48.21, 34.84, -62.85)
CIE-LCH	lch(48.21, 71.86, 299.00°)
OKLab	oklab(56.76% 0.0304 -0.18)
OKLCH	oklch(56.76% 0.183 279.6)
XYZ	xyz(23.0094, 16.9628, 71.1548)
Luminance	0.1696 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563DE #DCDE63

analogous

#639EDE #6563DE #A363DE

triadic

#6563DE #DE6563 #63DE65

tetradic

#6563DE #DE639E #DCDE63 #63DEA3

square

#6563DE #DE639E #DCDE63 #63DEA3

split-complementary

#6563DE #DEA363 #9EDE63

monochromatic

#2523A4 #3330D3 #6563DE #9796E9 #C9C8F3

Accessibility & contrast

On white

4.78

#6563DE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#6563DE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6563DE

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563DE	#FFFFFF	#000000	##FFFFFF
##6563DE	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0577E2

Deuteranopia (green-blind)

#006EDB

Tritanopia (blue-blind)

#2A7F97

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #6563de;
/* rgb */ color: rgb(101, 99, 222);
/* oklch */ color: oklch(56.8% 0.183 279.6);

Tailwind

colors: {
  custom: {
    50: '#9a8fe9',
    500: '#6563de',
    950: '#000000',
  },
}

SCSS

$custom: #6563de;
$custom-light: #9a8fe9;
$custom-dark: #000000;

JSON

{
  "hex": "#6563de",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 222
  },
  "hsl": {
    "h": 240.976,
    "s": 65.079,
    "l": 62.941
  },
  "oklch": {
    "l": 0.56757,
    "c": 0.18253,
    "h": 279.6
  },
  "luminance": 0.16964
}

Semantic roles & 50–950 ramp

primary

#6563DE

secondary

#E4E5B8

accent

#CD19CA

background

#FAF8FE

surface

#F3F0FD

border

#CDCBD5

text

#0F0C16

muted

#7F7D84

Preview Lab

Preview with #6563DE

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

Preview Lab → · Contrast checker → · Palette generator →