#6563B2#6563B2

#6563B2 is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.8% C 0.121 H 282.7°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#6563B2
RGB	rgb(101, 99, 178)
HSL	hsl(242, 34%, 54%)
HSV	hsv(242, 44%, 70%)
CMYK	cmyk(43.3%, 44.4%, 0%, 30.2%)
CIE-LAB	lab(45.50, 21.30, -41.88)
CIE-LCH	lch(45.50, 46.98, 296.96°)
OKLab	oklab(53.85% 0.0266 -0.1184)
OKLCH	oklch(53.85% 0.121 282.7)
XYZ	xyz(17.8622, 14.9040, 44.0464)
Luminance	0.1490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563B2 #B0B263

analogous

#6389B2 #6563B2 #8D63B2

triadic

#6563B2 #B26563 #63B265

tetradic

#6563B2 #B26389 #B0B263 #63B28D

square

#6563B2 #B26389 #B0B263 #63B28D

split-complementary

#6563B2 #B28D63 #89B263

monochromatic

#343368 #494790 #6563B2 #8D8CC6 #B6B5DA

Accessibility & contrast

On white

5.28

#6563B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#6563B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6563B2

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563B2	#FFFFFF	#000000	##FFFFFF
##6563B2	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#456EB5

Deuteranopia (green-blind)

#4269B0

Tritanopia (blue-blind)

#4D7382

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #6563b2;
/* rgb */ color: rgb(101, 99, 178);
/* oklch */ color: oklch(53.8% 0.121 282.7);

Tailwind

colors: {
  custom: {
    50: '#958fc9',
    500: '#6563b2',
    950: '#000000',
  },
}

SCSS

$custom: #6563b2;
$custom-light: #958fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#6563b2",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 178
  },
  "hsl": {
    "h": 241.519,
    "s": 33.906,
    "l": 54.314
  },
  "oklch": {
    "l": 0.5385,
    "c": 0.12135,
    "h": 282.7
  },
  "luminance": 0.14905
}

Semantic roles & 50–950 ramp

primary

#6563B2

secondary

#C8C9A8

accent

#CA5EC7

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0E0C13

muted

#7E7D82

Preview Lab

Preview with #6563B2

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

Preview Lab → · Contrast checker → · Palette generator →