#6367D9#6367D9

#6367D9 is a mid, vivid blue. Relative luminance 0.174; OKLCH L 57.0% C 0.171 H 278.0°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#6367D9
RGB	rgb(99, 103, 217)
HSL	hsl(238, 61%, 62%)
HSV	hsv(238, 54%, 85%)
CMYK	cmyk(54.4%, 52.5%, 0%, 14.9%)
CIE-LAB	lab(48.71, 30.45, -59.21)
CIE-LCH	lch(48.71, 66.58, 297.21°)
OKLab	oklab(56.99% 0.0237 -0.1693)
OKLCH	oklch(56.99% 0.171 278)
XYZ	xyz(22.5163, 17.3614, 67.7968)
Luminance	0.1736 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6367D9 #D9D563

analogous

#63A2D9 #6367D9 #9A63D9

triadic

#6367D9 #D96367 #67D963

tetradic

#6367D9 #D963A2 #D9D563 #63D99A

square

#6367D9 #D963A2 #D9D563 #63D99A

split-complementary

#6367D9 #D99A63 #A2D963

monochromatic

#262A9C #3237CD #6367D9 #9497E5 #C5C7F1

Accessibility & contrast

On white

4.70

#6367D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#6367D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6367D9

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6367D9	#FFFFFF	#000000	##FFFFFF
##6367D9	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2679DD

Deuteranopia (green-blind)

#0E6FD7

Tritanopia (blue-blind)

#298196

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #6367d9;
/* rgb */ color: rgb(99, 103, 217);
/* oklch */ color: oklch(57.0% 0.171 278.0);

Tailwind

colors: {
  custom: {
    50: '#9892e5',
    500: '#6367d9',
    950: '#000000',
  },
}

SCSS

$custom: #6367d9;
$custom-light: #9892e5;
$custom-dark: #000000;

JSON

{
  "hex": "#6367d9",
  "rgb": {
    "r": 99,
    "g": 103,
    "b": 217
  },
  "hsl": {
    "h": 237.966,
    "s": 60.825,
    "l": 61.961
  },
  "oklch": {
    "l": 0.56988,
    "c": 0.17096,
    "h": 278
  },
  "luminance": 0.17363
}

Semantic roles & 50–950 ramp

primary

#6367D9

secondary

#E2E0B6

accent

#C31DC9

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0F0D16

muted

#7E7D84

Preview Lab

Preview with #6367D9

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

Preview Lab → · Contrast checker → · Palette generator →