#6563EC#6563EC

#6563EC is a mid, highly saturated blue. Relative luminance 0.177; OKLCH L 57.8% C 0.201 H 278.7°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#6563EC
RGB	rgb(101, 99, 236)
HSL	hsl(241, 78%, 66%)
HSV	hsv(241, 58%, 93%)
CMYK	cmyk(57.2%, 58.1%, 0%, 7.5%)
CIE-LAB	lab(49.19, 39.24, -69.17)
CIE-LCH	lch(49.19, 79.52, 299.56°)
OKLab	oklab(57.79% 0.0304 -0.1986)
OKLCH	oklch(57.79% 0.201 278.7)
XYZ	xyz(24.9642, 17.7448, 81.4502)
Luminance	0.1775 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563EC #EAEC63

analogous

#63A5EC #6563EC #A963EC

triadic

#6563EC #EC6563 #63EC65

tetradic

#6563EC #EC63A5 #EAEC63 #63ECA9

square

#6563EC #EC63A5 #EAEC63 #63ECA9

split-complementary

#6563EC #ECA963 #A5EC63

monochromatic

#1A17BE #2F2CE5 #6563EC #9B9AF3 #D1D0F9

Accessibility & contrast

On white

4.62

#6563EC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#6563EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #6563EC

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563EC	#FFFFFF	#000000	##FFFFFF
##6563EC	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007AF1

Deuteranopia (green-blind)

#006FE9

Tritanopia (blue-blind)

#0D849E

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #6563ec;
/* rgb */ color: rgb(101, 99, 236);
/* oklch */ color: oklch(57.8% 0.201 278.7);

Tailwind

colors: {
  custom: {
    50: '#9c8ff3',
    500: '#6563ec',
    950: '#000000',
  },
}

SCSS

$custom: #6563ec;
$custom-light: #9c8ff3;
$custom-dark: #000000;

JSON

{
  "hex": "#6563ec",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 236
  },
  "hsl": {
    "h": 240.876,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.57785,
    "c": 0.20089,
    "h": 278.7
  },
  "luminance": 0.17747
}

Semantic roles & 50–950 ramp

primary

#6563EC

secondary

#ECECBF

accent

#DB0BD8

background

#FAF8FF

surface

#F4F0FE

border

#CECBD6

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #6563EC

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

Preview Lab → · Contrast checker → · Palette generator →