#6563CA#6563CA

#6563CA is a mid, vivid blue. Relative luminance 0.160; OKLCH L 55.4% C 0.155 H 280.9°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#6563CA
RGB	rgb(101, 99, 202)
HSL	hsl(241, 49%, 59%)
HSV	hsv(241, 51%, 79%)
CMYK	cmyk(50%, 51%, 0%, 20.8%)
CIE-LAB	lab(46.91, 28.61, -53.53)
CIE-LCH	lch(46.91, 60.69, 298.12°)
OKLab	oklab(55.37% 0.0294 -0.1526)
OKLCH	oklch(55.37% 0.155 280.9)
XYZ	xyz(20.4861, 15.9535, 57.8655)
Luminance	0.1595 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563CA #C8CA63

analogous

#6395CA #6563CA #9963CA

triadic

#6563CA #CA6563 #63CA65

tetradic

#6563CA #CA6395 #C8CA63 #63CA99

square

#6563CA #CA6395 #C8CA63 #63CA99

split-complementary

#6563CA #CA9963 #95CA63

monochromatic

#2F2D85 #3F3DB3 #6563CA #9291DA #BFBEE9

Accessibility & contrast

On white

5.01

#6563CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#6563CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6563CA

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563CA	#FFFFFF	#000000	##FFFFFF
##6563CA	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3173CE

Deuteranopia (green-blind)

#276BC8

Tritanopia (blue-blind)

#3E7A8D

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #6563ca;
/* rgb */ color: rgb(101, 99, 202);
/* oklch */ color: oklch(55.4% 0.155 280.9);

Tailwind

colors: {
  custom: {
    50: '#988fdb',
    500: '#6563ca',
    950: '#000000',
  },
}

SCSS

$custom: #6563ca;
$custom-light: #988fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#6563ca",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 202
  },
  "hsl": {
    "h": 241.165,
    "s": 49.282,
    "l": 59.02
  },
  "oklch": {
    "l": 0.55371,
    "c": 0.15539,
    "h": 280.9
  },
  "luminance": 0.15955
}

Semantic roles & 50–950 ramp

primary

#6563CA

secondary

#D8D9B0

accent

#D94FD6

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #6563CA

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

Preview Lab → · Contrast checker → · Palette generator →