#6463DB#6463DB

#6463DB is a mid, vivid blue. Relative luminance 0.167; OKLCH L 56.5% C 0.179 H 279.4°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#6463DB
RGB	rgb(100, 99, 219)
HSL	hsl(241, 63%, 62%)
HSV	hsv(241, 55%, 86%)
CMYK	cmyk(54.3%, 54.8%, 0%, 14.1%)
CIE-LAB	lab(47.94, 33.70, -61.59)
CIE-LCH	lch(47.94, 70.21, 298.69°)
OKLab	oklab(56.47% 0.0292 -0.1763)
OKLCH	oklch(56.47% 0.179 279.4)
XYZ	xyz(22.4995, 16.7460, 69.0508)
Luminance	0.1675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6463DB #DADB63

analogous

#639EDB #6463DB #A063DB

triadic

#6463DB #DB6463 #63DB64

tetradic

#6463DB #DB639E #DADB63 #63DBA0

square

#6463DB #DB639E #DADB63 #63DBA0

split-complementary

#6463DB #DBA063 #9EDB63

monochromatic

#26259F #3331D0 #6463DB #9595E6 #C7C6F2

Accessibility & contrast

On white

4.83

#6463DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#6463DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6463DB

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6463DB	#FFFFFF	#000000	##FFFFFF
##6463DB	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1177DF

Deuteranopia (green-blind)

#006DD8

Tritanopia (blue-blind)

#2B7F95

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #6463db;
/* rgb */ color: rgb(100, 99, 219);
/* oklch */ color: oklch(56.5% 0.179 279.4);

Tailwind

colors: {
  custom: {
    50: '#998fe7',
    500: '#6463db',
    950: '#000000',
  },
}

SCSS

$custom: #6463db;
$custom-light: #998fe7;
$custom-dark: #000000;

JSON

{
  "hex": "#6463db",
  "rgb": {
    "r": 100,
    "g": 99,
    "b": 219
  },
  "hsl": {
    "h": 240.5,
    "s": 62.5,
    "l": 62.353
  },
  "oklch": {
    "l": 0.5647,
    "c": 0.17871,
    "h": 279.4
  },
  "luminance": 0.16747
}

Semantic roles & 50–950 ramp

primary

#6463DB

secondary

#E2E3B7

accent

#CA1BC9

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0F0C16

muted

#7E7D84

Preview Lab

Preview with #6463DB

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

Preview Lab → · Contrast checker → · Palette generator →