#6563BA#6563BA

#6563BA is a mid, vivid blue. Relative luminance 0.152; OKLCH L 54.3% C 0.133 H 282.1°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#6563BA
RGB	rgb(101, 99, 186)
HSL	hsl(241, 39%, 56%)
HSV	hsv(241, 47%, 73%)
CMYK	cmyk(45.7%, 46.8%, 0%, 27.1%)
CIE-LAB	lab(45.95, 23.71, -45.82)
CIE-LCH	lch(45.95, 51.59, 297.36°)
OKLab	oklab(54.34% 0.0278 -0.1299)
OKLCH	oklch(54.34% 0.133 282.1)
XYZ	xyz(18.6890, 15.2347, 48.4007)
Luminance	0.1524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563BA #B8BA63

analogous

#638CBA #6563BA #9063BA

triadic

#6563BA #BA6563 #63BA65

tetradic

#6563BA #BA638C #B8BA63 #63BA90

square

#6563BA #BA638C #B8BA63 #63BA90

split-complementary

#6563BA #BA9063 #8CBA63

monochromatic

#333271 #47459B #6563BA #8F8DCD #B9B8E0

Accessibility & contrast

On white

5.19

#6563BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#6563BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6563BA

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563BA	#FFFFFF	#000000	##FFFFFF
##6563BA	1.00	5.19	4.05	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4070BD

Deuteranopia (green-blind)

#3B6AB8

Tritanopia (blue-blind)

#497585

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #6563ba;
/* rgb */ color: rgb(101, 99, 186);
/* oklch */ color: oklch(54.3% 0.133 282.1);

Tailwind

colors: {
  custom: {
    50: '#968fcf',
    500: '#6563ba',
    950: '#000000',
  },
}

SCSS

$custom: #6563ba;
$custom-light: #968fcf;
$custom-dark: #000000;

JSON

{
  "hex": "#6563ba",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 186
  },
  "hsl": {
    "h": 241.379,
    "s": 38.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.54338,
    "c": 0.13288,
    "h": 282.1
  },
  "luminance": 0.15236
}

Semantic roles & 50–950 ramp

primary

#6563BA

secondary

#CECEAA

accent

#CF59CC

background

#F9F8FC

surface

#F2F0F9

border

#CCCBD2

text

#0E0C14

muted

#7E7D82

Preview Lab

Preview with #6563BA

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

Preview Lab → · Contrast checker → · Palette generator →