#6463E1#6463E1

#6463E1 is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.9% C 0.187 H 279.0°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#6463E1
RGB	rgb(100, 99, 225)
HSL	hsl(240, 68%, 64%)
HSV	hsv(240, 56%, 88%)
CMYK	cmyk(55.6%, 56%, 0%, 11.8%)
CIE-LAB	lab(48.35, 35.59, -64.33)
CIE-LCH	lch(48.35, 73.52, 298.95°)
OKLab	oklab(56.9% 0.0293 -0.1844)
OKLCH	oklch(56.9% 0.187 279)
XYZ	xyz(23.3037, 17.0677, 73.2860)
Luminance	0.1707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6463E1 #E0E163

analogous

#63A1E1 #6463E1 #A363E1

triadic

#6463E1 #E16463 #63E164

tetradic

#6463E1 #E163A1 #E0E163 #63E1A3

square

#6463E1 #E163A1 #E0E163 #63E1A3

split-complementary

#6463E1 #E1A363 #A1E163

monochromatic

#2221A9 #3130D7 #6463E1 #9796EB #CACAF5

Accessibility & contrast

On white

4.76

#6463E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#6463E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6463E1

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6463E1	#FFFFFF	#000000	##FFFFFF
##6463E1	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078E5

Deuteranopia (green-blind)

#006EDE

Tritanopia (blue-blind)

#228098

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #6463e1;
/* rgb */ color: rgb(100, 99, 225);
/* oklch */ color: oklch(56.9% 0.187 279.0);

Tailwind

colors: {
  custom: {
    50: '#9a8feb',
    500: '#6463e1',
    950: '#000000',
  },
}

SCSS

$custom: #6463e1;
$custom-light: #9a8feb;
$custom-dark: #000000;

JSON

{
  "hex": "#6463e1",
  "rgb": {
    "r": 100,
    "g": 99,
    "b": 225
  },
  "hsl": {
    "h": 240.476,
    "s": 67.742,
    "l": 63.529
  },
  "oklch": {
    "l": 0.56902,
    "c": 0.18669,
    "h": 279
  },
  "luminance": 0.17069
}

Semantic roles & 50–950 ramp

primary

#6463E1

secondary

#E6E6BA

accent

#D016CE

background

#FAF8FE

surface

#F3F0FD

border

#CDCBD5

text

#0F0C16

muted

#7F7D84

Preview Lab

Preview with #6463E1

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

Preview Lab → · Contrast checker → · Palette generator →