#6368C8#6368C8

#6368C8 is a mid, vivid blue. Relative luminance 0.167; OKLCH L 56.0% C 0.146 H 278.3°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#6368C8
RGB	rgb(99, 104, 200)
HSL	hsl(237, 48%, 59%)
HSV	hsv(237, 51%, 78%)
CMYK	cmyk(50.5%, 48%, 0%, 21.6%)
CIE-LAB	lab(47.91, 24.47, -50.79)
CIE-LCH	lch(47.91, 56.38, 295.73°)
OKLab	oklab(56.04% 0.0212 -0.1446)
OKLCH	oklch(56.04% 0.146 278.3)
XYZ	xyz(20.5180, 16.7222, 56.7789)
Luminance	0.1672 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6368C8 #C8C363

analogous

#639AC8 #6368C8 #9063C8

triadic

#6368C8 #C86368 #68C863

tetradic

#6368C8 #C8639A #C8C363 #63C890

square

#6368C8 #C8639A #C8C363 #63C890

split-complementary

#6368C8 #C89063 #9AC863

monochromatic

#2E3283 #3E44B0 #6368C8 #9094D8 #BDC0E8

Accessibility & contrast

On white

4.83

#6368C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#6368C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6368C8

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6368C8	#FFFFFF	#000000	##FFFFFF
##6368C8	1.00	4.83	4.34	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D76CB

Deuteranopia (green-blind)

#336EC6

Tritanopia (blue-blind)

#3A7D8E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #6368c8;
/* rgb */ color: rgb(99, 104, 200);
/* oklch */ color: oklch(56.0% 0.146 278.3);

Tailwind

colors: {
  custom: {
    50: '#9693d9',
    500: '#6368c8',
    950: '#000000',
  },
}

SCSS

$custom: #6368c8;
$custom-light: #9693d9;
$custom-dark: #000000;

JSON

{
  "hex": "#6368c8",
  "rgb": {
    "r": 99,
    "g": 104,
    "b": 200
  },
  "hsl": {
    "h": 237.03,
    "s": 47.867,
    "l": 58.627
  },
  "oklch": {
    "l": 0.56043,
    "c": 0.1461,
    "h": 278.3
  },
  "luminance": 0.16723
}

Semantic roles & 50–950 ramp

primary

#6368C8

secondary

#D7D5AF

accent

#D150D7

background

#F9F9FD

surface

#F2F1FA

border

#CCCBD3

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #6368C8

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

Preview Lab → · Contrast checker → · Palette generator →