#6563EA#6563EA

#6563EA is a mid, vivid blue. Relative luminance 0.176; OKLCH L 57.6% C 0.198 H 278.8°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#6563EA
RGB	rgb(101, 99, 234)
HSL	hsl(241, 76%, 65%)
HSV	hsv(241, 58%, 92%)
CMYK	cmyk(56.8%, 57.7%, 0%, 8.2%)
CIE-LAB	lab(49.04, 38.61, -68.27)
CIE-LCH	lch(49.04, 78.43, 299.49°)
OKLab	oklab(57.64% 0.0305 -0.196)
OKLCH	oklch(57.64% 0.198 278.8)
XYZ	xyz(24.6752, 17.6292, 79.9285)
Luminance	0.1763 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563EA #E8EA63

analogous

#63A4EA #6563EA #A863EA

triadic

#6563EA #EA6563 #63EA65

tetradic

#6563EA #EA63A4 #E8EA63 #63EAA8

square

#6563EA #EA63A4 #E8EA63 #63EAA8

split-complementary

#6563EA #EAA863 #A4EA63

monochromatic

#1B19BA #302DE3 #6563EA #9A99F1 #CFCFF9

Accessibility & contrast

On white

4.64

#6563EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#6563EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #6563EA

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563EA	#FFFFFF	#000000	##FFFFFF
##6563EA	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007AEE

Deuteranopia (green-blind)

#006FE7

Tritanopia (blue-blind)

#13839D

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #6563ea;
/* rgb */ color: rgb(101, 99, 234);
/* oklch */ color: oklch(57.6% 0.198 278.8);

Tailwind

colors: {
  custom: {
    50: '#9c8ff2',
    500: '#6563ea',
    950: '#000000',
  },
}

SCSS

$custom: #6563ea;
$custom-light: #9c8ff2;
$custom-dark: #000000;

JSON

{
  "hex": "#6563ea",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 234
  },
  "hsl": {
    "h": 240.889,
    "s": 76.271,
    "l": 65.294
  },
  "oklch": {
    "l": 0.57636,
    "c": 0.1983,
    "h": 278.8
  },
  "luminance": 0.17631
}

Semantic roles & 50–950 ramp

primary

#6563EA

secondary

#EAEBBE

accent

#D80DD5

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #6563EA

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

Preview Lab → · Contrast checker → · Palette generator →