#6563D8#6563D8

#6563D8 is a mid, vivid blue. Relative luminance 0.166; OKLCH L 56.3% C 0.174 H 280.0°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#6563D8
RGB	rgb(101, 99, 216)
HSL	hsl(241, 60%, 62%)
HSV	hsv(241, 54%, 85%)
CMYK	cmyk(53.2%, 54.2%, 0%, 15.3%)
CIE-LAB	lab(47.81, 32.96, -60.09)
CIE-LCH	lch(47.81, 68.53, 298.75°)
OKLab	oklab(56.33% 0.0302 -0.1719)
OKLCH	oklch(56.33% 0.175 280)
XYZ	xyz(22.2195, 16.6469, 66.9948)
Luminance	0.1665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563D8 #D6D863

analogous

#639CD8 #6563D8 #A063D8

triadic

#6563D8 #D86563 #63D865

tetradic

#6563D8 #D8639C #D6D863 #63D8A0

square

#6563D8 #D8639C #D6D863 #63D8A0

split-complementary

#6563D8 #D8A063 #9CD863

monochromatic

#28279A #3533CB #6563D8 #9594E4 #C6C5F0

Accessibility & contrast

On white

4.85

#6563D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#6563D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6563D8

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563D8	#FFFFFF	#000000	##FFFFFF
##6563D8	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A76DC

Deuteranopia (green-blind)

#006DD6

Tritanopia (blue-blind)

#317E94

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #6563d8;
/* rgb */ color: rgb(101, 99, 216);
/* oklch */ color: oklch(56.3% 0.174 280.0);

Tailwind

colors: {
  custom: {
    50: '#998fe5',
    500: '#6563d8',
    950: '#000000',
  },
}

SCSS

$custom: #6563d8;
$custom-light: #998fe5;
$custom-dark: #000000;

JSON

{
  "hex": "#6563d8",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 216
  },
  "hsl": {
    "h": 241.026,
    "s": 60,
    "l": 61.765
  },
  "oklch": {
    "l": 0.56331,
    "c": 0.1745,
    "h": 280
  },
  "luminance": 0.16648
}

Semantic roles & 50–950 ramp

primary

#6563D8

secondary

#E0E1B6

accent

#C81EC5

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0F0C16

muted

#7E7D84

Preview Lab

Preview with #6563D8

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

Preview Lab → · Contrast checker → · Palette generator →