#6563E7#6563E7

#6563E7 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 57.4% C 0.194 H 279.0°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#6563E7
RGB	rgb(101, 99, 231)
HSL	hsl(241, 73%, 65%)
HSV	hsv(241, 57%, 91%)
CMYK	cmyk(56.3%, 57.1%, 0%, 9.4%)
CIE-LAB	lab(48.83, 37.66, -66.93)
CIE-LCH	lch(48.83, 76.80, 299.37°)
OKLab	oklab(57.41% 0.0305 -0.192)
OKLCH	oklch(57.41% 0.194 279)
XYZ	xyz(24.2479, 17.4583, 77.6778)
Luminance	0.1746 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563E7 #E5E763

analogous

#63A3E7 #6563E7 #A763E7

triadic

#6563E7 #E76563 #63E765

tetradic

#6563E7 #E763A3 #E5E763 #63E7A7

square

#6563E7 #E763A3 #E5E763 #63E7A7

split-complementary

#6563E7 #E7A763 #A3E763

monochromatic

#1E1CB4 #312EDF #6563E7 #9998EF #CECDF7

Accessibility & contrast

On white

4.67

#6563E7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#6563E7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6563E7

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563E7	#FFFFFF	#000000	##FFFFFF
##6563E7	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0079EB

Deuteranopia (green-blind)

#006FE4

Tritanopia (blue-blind)

#1B829B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #6563e7;
/* rgb */ color: rgb(101, 99, 231);
/* oklch */ color: oklch(57.4% 0.194 279.0);

Tailwind

colors: {
  custom: {
    50: '#9c8fef',
    500: '#6563e7',
    950: '#000000',
  },
}

SCSS

$custom: #6563e7;
$custom-light: #9c8fef;
$custom-dark: #000000;

JSON

{
  "hex": "#6563e7",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 231
  },
  "hsl": {
    "h": 240.909,
    "s": 73.333,
    "l": 64.706
  },
  "oklch": {
    "l": 0.57413,
    "c": 0.19439,
    "h": 279
  },
  "luminance": 0.1746
}

Semantic roles & 50–950 ramp

primary

#6563E7

secondary

#E9EABC

accent

#D510D2

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #6563E7

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

Preview Lab → · Contrast checker → · Palette generator →