#6563F0#6563F0

#6563F0 is a mid, highly saturated blue. Relative luminance 0.180; OKLCH L 58.1% C 0.206 H 278.5°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#6563F0
RGB	rgb(101, 99, 240)
HSL	hsl(241, 82%, 66%)
HSV	hsv(241, 59%, 94%)
CMYK	cmyk(57.9%, 58.8%, 0%, 5.9%)
CIE-LAB	lab(49.47, 40.49, -70.94)
CIE-LCH	lch(49.47, 81.69, 299.72°)
OKLab	oklab(58.09% 0.0303 -0.2038)
OKLCH	oklch(58.09% 0.206 278.5)
XYZ	xyz(25.5518, 17.9798, 84.5452)
Luminance	0.1798 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563F0 #EEF063

analogous

#63A8F0 #6563F0 #AC63F0

triadic

#6563F0 #F06563 #63F065

tetradic

#6563F0 #F063A8 #EEF063 #63F0AC

square

#6563F0 #F063A8 #EEF063 #63F0AC

split-complementary

#6563F0 #F0AC63 #A8F063

monochromatic

#1613C6 #2E2BEB #6563F0 #9C9BF5 #D3D3FB

Accessibility & contrast

On white

4.57

#6563F0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#6563F0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6563F0

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563F0	#FFFFFF	#000000	##000000
##6563F0	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007BF5

Deuteranopia (green-blind)

#0070ED

Tritanopia (blue-blind)

#0085A0

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #6563f0;
/* rgb */ color: rgb(101, 99, 240);
/* oklch */ color: oklch(58.1% 0.206 278.5);

Tailwind

colors: {
  custom: {
    50: '#9d8ff6',
    500: '#6563f0',
    950: '#000000',
  },
}

SCSS

$custom: #6563f0;
$custom-light: #9d8ff6;
$custom-dark: #000000;

JSON

{
  "hex": "#6563f0",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 240
  },
  "hsl": {
    "h": 240.851,
    "s": 82.456,
    "l": 66.471
  },
  "oklch": {
    "l": 0.58087,
    "c": 0.20605,
    "h": 278.5
  },
  "luminance": 0.17982
}

Semantic roles & 50–950 ramp

primary

#6563F0

secondary

#EEEEC1

accent

#DF07DC

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #6563F0

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

Preview Lab → · Contrast checker → · Palette generator →