#6563C7#6563C7

#6563C7 is a mid, vivid blue. Relative luminance 0.158; OKLCH L 55.2% C 0.151 H 281.1°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#6563C7
RGB	rgb(101, 99, 199)
HSL	hsl(241, 47%, 58%)
HSV	hsv(241, 50%, 78%)
CMYK	cmyk(49.2%, 50.3%, 0%, 22%)
CIE-LAB	lab(46.73, 27.68, -52.10)
CIE-LCH	lch(46.73, 59.00, 297.98°)
OKLab	oklab(55.17% 0.0292 -0.1484)
OKLCH	oklch(55.17% 0.151 281.1)
XYZ	xyz(20.1343, 15.8128, 56.0130)
Luminance	0.1581 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563C7 #C5C763

analogous

#6393C7 #6563C7 #9763C7

triadic

#6563C7 #C76563 #63C765

tetradic

#6563C7 #C76393 #C5C763 #63C797

square

#6563C7 #C76393 #C5C763 #63C797

split-complementary

#6563C7 #C79763 #93C763

monochromatic

#302E81 #413FAE #6563C7 #9190D7 #BEBDE7

Accessibility & contrast

On white

5.04

#6563C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#6563C7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6563C7

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563C7	#FFFFFF	#000000	##FFFFFF
##6563C7	1.00	5.04	4.16	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3472CB

Deuteranopia (green-blind)

#2C6BC5

Tritanopia (blue-blind)

#40798C

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #6563c7;
/* rgb */ color: rgb(101, 99, 199);
/* oklch */ color: oklch(55.2% 0.151 281.1);

Tailwind

colors: {
  custom: {
    50: '#978fd8',
    500: '#6563c7',
    950: '#000000',
  },
}

SCSS

$custom: #6563c7;
$custom-light: #978fd8;
$custom-dark: #000000;

JSON

{
  "hex": "#6563c7",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 199
  },
  "hsl": {
    "h": 241.2,
    "s": 47.17,
    "l": 58.431
  },
  "oklch": {
    "l": 0.55172,
    "c": 0.15122,
    "h": 281.1
  },
  "luminance": 0.15814
}

Semantic roles & 50–950 ramp

primary

#6563C7

secondary

#D6D7AF

accent

#D751D4

background

#F9F8FD

surface

#F2F0FA

border

#CCCBD3

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #6563C7

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

Preview Lab → · Contrast checker → · Palette generator →