#6463E0#6463E0

#6463E0 is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.8% C 0.185 H 279.1°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#6463E0
RGB	rgb(100, 99, 224)
HSL	hsl(240, 67%, 63%)
HSV	hsv(240, 56%, 88%)
CMYK	cmyk(55.4%, 55.8%, 0%, 12.2%)
CIE-LAB	lab(48.28, 35.28, -63.88)
CIE-LCH	lch(48.28, 72.97, 298.91°)
OKLab	oklab(56.83% 0.0293 -0.183)
OKLCH	oklch(56.83% 0.185 279.1)
XYZ	xyz(23.1677, 17.0133, 72.5696)
Luminance	0.1701 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6463E0 #DFE063

analogous

#63A0E0 #6463E0 #A263E0

triadic

#6463E0 #E06463 #63E064

tetradic

#6463E0 #E063A0 #DFE063 #63E0A2

square

#6463E0 #E063A0 #DFE063 #63E0A2

split-complementary

#6463E0 #E0A263 #A0E063

monochromatic

#2221A7 #3130D6 #6463E0 #9796EA #C9C9F4

Accessibility & contrast

On white

4.77

#6463E0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#6463E0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6463E0

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6463E0	#FFFFFF	#000000	##FFFFFF
##6463E0	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078E4

Deuteranopia (green-blind)

#006EDD

Tritanopia (blue-blind)

#238098

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #6463e0;
/* rgb */ color: rgb(100, 99, 224);
/* oklch */ color: oklch(56.8% 0.185 279.1);

Tailwind

colors: {
  custom: {
    50: '#9a8fea',
    500: '#6463e0',
    950: '#000000',
  },
}

SCSS

$custom: #6463e0;
$custom-light: #9a8fea;
$custom-dark: #000000;

JSON

{
  "hex": "#6463e0",
  "rgb": {
    "r": 100,
    "g": 99,
    "b": 224
  },
  "hsl": {
    "h": 240.48,
    "s": 66.845,
    "l": 63.333
  },
  "oklch": {
    "l": 0.56829,
    "c": 0.18537,
    "h": 279.1
  },
  "luminance": 0.17015
}

Semantic roles & 50–950 ramp

primary

#6463E0

secondary

#E5E6B9

accent

#CF17CD

background

#FAF8FE

surface

#F3F0FD

border

#CDCBD5

text

#0F0C16

muted

#7F7D84

Preview Lab

Preview with #6463E0

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

Preview Lab → · Contrast checker → · Palette generator →