#6563E3#6563E3

#6563E3 is a mid, vivid blue. Relative luminance 0.172; OKLCH L 57.1% C 0.189 H 279.3°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#6563E3
RGB	rgb(101, 99, 227)
HSL	hsl(241, 70%, 64%)
HSV	hsv(241, 56%, 89%)
CMYK	cmyk(55.5%, 56.4%, 0%, 11%)
CIE-LAB	lab(48.55, 36.41, -65.12)
CIE-LCH	lch(48.55, 74.61, 299.21°)
OKLab	oklab(57.12% 0.0305 -0.1867)
OKLCH	oklch(57.12% 0.189 279.3)
XYZ	xyz(23.6894, 17.2349, 74.7365)
Luminance	0.1724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563E3 #E1E363

analogous

#63A1E3 #6563E3 #A563E3

triadic

#6563E3 #E36563 #63E365

tetradic

#6563E3 #E363A1 #E1E363 #63E3A5

square

#6563E3 #E363A1 #E1E363 #63E3A5

split-complementary

#6563E3 #E3A563 #A1E363

monochromatic

#211FAD #322FDA #6563E3 #9897EC #CBCBF6

Accessibility & contrast

On white

4.72

#6563E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#6563E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6563E3

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563E3	#FFFFFF	#000000	##FFFFFF
##6563E3	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078E7

Deuteranopia (green-blind)

#006EE0

Tritanopia (blue-blind)

#238199

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #6563e3;
/* rgb */ color: rgb(101, 99, 227);
/* oklch */ color: oklch(57.1% 0.189 279.3);

Tailwind

colors: {
  custom: {
    50: '#9b8fed',
    500: '#6563e3',
    950: '#000000',
  },
}

SCSS

$custom: #6563e3;
$custom-light: #9b8fed;
$custom-dark: #000000;

JSON

{
  "hex": "#6563e3",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 227
  },
  "hsl": {
    "h": 240.938,
    "s": 69.565,
    "l": 63.922
  },
  "oklch": {
    "l": 0.57119,
    "c": 0.18915,
    "h": 279.3
  },
  "luminance": 0.17236
}

Semantic roles & 50–950 ramp

primary

#6563E3

secondary

#E7E7BA

accent

#D214CF

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0C16

muted

#7F7D84

Preview Lab

Preview with #6563E3

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

Preview Lab → · Contrast checker → · Palette generator →