#6563C8#6563C8

#6563C8 is a mid, vivid blue. Relative luminance 0.159; OKLCH L 55.2% C 0.153 H 281.1°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#6563C8
RGB	rgb(101, 99, 200)
HSL	hsl(241, 48%, 59%)
HSV	hsv(241, 51%, 78%)
CMYK	cmyk(49.5%, 50.5%, 0%, 21.6%)
CIE-LAB	lab(46.79, 27.99, -52.58)
CIE-LCH	lch(46.79, 59.56, 298.03°)
OKLab	oklab(55.24% 0.0293 -0.1498)
OKLCH	oklch(55.24% 0.153 281.1)
XYZ	xyz(20.2508, 15.8594, 56.6265)
Luminance	0.1586 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563C8 #C6C863

analogous

#6393C8 #6563C8 #9763C8

triadic

#6563C8 #C86563 #63C865

tetradic

#6563C8 #C86393 #C6C863 #63C897

square

#6563C8 #C86393 #C6C863 #63C897

split-complementary

#6563C8 #C89763 #93C863

monochromatic

#302E83 #403EB0 #6563C8 #9290D8 #BEBDE8

Accessibility & contrast

On white

5.03

#6563C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#6563C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6563C8

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563C8	#FFFFFF	#000000	##FFFFFF
##6563C8	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3373CC

Deuteranopia (green-blind)

#2A6BC6

Tritanopia (blue-blind)

#40798C

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #6563c8;
/* rgb */ color: rgb(101, 99, 200);
/* oklch */ color: oklch(55.2% 0.153 281.1);

Tailwind

colors: {
  custom: {
    50: '#978fd9',
    500: '#6563c8',
    950: '#000000',
  },
}

SCSS

$custom: #6563c8;
$custom-light: #978fd9;
$custom-dark: #000000;

JSON

{
  "hex": "#6563c8",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 200
  },
  "hsl": {
    "h": 241.188,
    "s": 47.867,
    "l": 58.627
  },
  "oklch": {
    "l": 0.55238,
    "c": 0.15261,
    "h": 281.1
  },
  "luminance": 0.15861
}

Semantic roles & 50–950 ramp

primary

#6563C8

secondary

#D7D7AF

accent

#D750D5

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #6563C8

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

Preview Lab → · Contrast checker → · Palette generator →