#6368DC#6368DC

#6368DC is a mid, vivid blue. Relative luminance 0.177; OKLCH L 57.4% C 0.174 H 277.6°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#6368DC
RGB	rgb(99, 104, 220)
HSL	hsl(238, 63%, 63%)
HSV	hsv(238, 55%, 86%)
CMYK	cmyk(55%, 52.7%, 0%, 13.7%)
CIE-LAB	lab(49.15, 30.79, -60.20)
CIE-LCH	lch(49.15, 67.62, 297.09°)
OKLab	oklab(57.38% 0.0229 -0.1722)
OKLCH	oklch(57.38% 0.174 277.6)
XYZ	xyz(23.0101, 17.7190, 69.9039)
Luminance	0.1772 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6368DC #DCD763

analogous

#63A4DC #6368DC #9B63DC

triadic

#6368DC #DC6368 #68DC63

tetradic

#6368DC #DC63A4 #DCD763 #63DC9B

square

#6368DC #DC63A4 #DCD763 #63DC9B

split-complementary

#6368DC #DC9B63 #A4DC63

monochromatic

#2429A1 #3138D1 #6368DC #9598E7 #C7C9F2

Accessibility & contrast

On white

4.62

#6368DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#6368DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #6368DC

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6368DC	#FFFFFF	#000000	##FFFFFF
##6368DC	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#257AE0

Deuteranopia (green-blind)

#0670DA

Tritanopia (blue-blind)

#258298

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #6368dc;
/* rgb */ color: rgb(99, 104, 220);
/* oklch */ color: oklch(57.4% 0.174 277.6);

Tailwind

colors: {
  custom: {
    50: '#9993e8',
    500: '#6368dc',
    950: '#000000',
  },
}

SCSS

$custom: #6368dc;
$custom-light: #9993e8;
$custom-dark: #000000;

JSON

{
  "hex": "#6368dc",
  "rgb": {
    "r": 99,
    "g": 104,
    "b": 220
  },
  "hsl": {
    "h": 237.521,
    "s": 63.351,
    "l": 62.549
  },
  "oklch": {
    "l": 0.5738,
    "c": 0.17372,
    "h": 277.6
  },
  "luminance": 0.17721
}

Semantic roles & 50–950 ramp

primary

#6368DC

secondary

#E3E2B7

accent

#C41ACB

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0F0D16

muted

#7E7E84

Preview Lab

Preview with #6368DC

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

Preview Lab → · Contrast checker → · Palette generator →