#6563E9#6563E9

#6563E9 is a mid, vivid blue. Relative luminance 0.176; OKLCH L 57.6% C 0.197 H 278.9°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#6563E9
RGB	rgb(101, 99, 233)
HSL	hsl(241, 75%, 65%)
HSV	hsv(241, 58%, 91%)
CMYK	cmyk(56.7%, 57.5%, 0%, 8.6%)
CIE-LAB	lab(48.97, 38.29, -67.83)
CIE-LCH	lch(48.97, 77.89, 299.45°)
OKLab	oklab(57.56% 0.0305 -0.1946)
OKLCH	oklch(57.56% 0.197 278.9)
XYZ	xyz(24.5320, 17.5719, 79.1740)
Luminance	0.1757 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6563E9 #E7E963

analogous

#63A4E9 #6563E9 #A863E9

triadic

#6563E9 #E96563 #63E965

tetradic

#6563E9 #E963A4 #E7E963 #63E9A8

square

#6563E9 #E963A4 #E7E963 #63E9A8

split-complementary

#6563E9 #E9A863 #A4E963

monochromatic

#1C1AB8 #302DE1 #6563E9 #9A99F1 #CFCEF8

Accessibility & contrast

On white

4.65

#6563E9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#6563E9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #6563E9

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6563E9	#FFFFFF	#000000	##FFFFFF
##6563E9	1.00	4.65	4.51	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007AED

Deuteranopia (green-blind)

#006FE6

Tritanopia (blue-blind)

#16839C

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #6563e9;
/* rgb */ color: rgb(101, 99, 233);
/* oklch */ color: oklch(57.6% 0.197 278.9);

Tailwind

colors: {
  custom: {
    50: '#9c8ff1',
    500: '#6563e9',
    950: '#000000',
  },
}

SCSS

$custom: #6563e9;
$custom-light: #9c8ff1;
$custom-dark: #000000;

JSON

{
  "hex": "#6563e9",
  "rgb": {
    "r": 101,
    "g": 99,
    "b": 233
  },
  "hsl": {
    "h": 240.896,
    "s": 75.281,
    "l": 65.098
  },
  "oklch": {
    "l": 0.57561,
    "c": 0.197,
    "h": 278.9
  },
  "luminance": 0.17574
}

Semantic roles & 50–950 ramp

primary

#6563E9

secondary

#EAEBBD

accent

#D70ED4

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #6563E9

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

Preview Lab → · Contrast checker → · Palette generator →