#6367CC#6367CC

#6367CC is a mid, vivid blue. Relative luminance 0.167; OKLCH L 56.1% C 0.153 H 278.5°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#6367CC
RGB	rgb(99, 103, 204)
HSL	hsl(238, 51%, 59%)
HSV	hsv(238, 51%, 80%)
CMYK	cmyk(51.5%, 49.5%, 0%, 20%)
CIE-LAB	lab(47.89, 26.34, -53.11)
CIE-LCH	lch(47.89, 59.28, 296.38°)
OKLab	oklab(56.11% 0.0227 -0.1514)
OKLCH	oklch(56.11% 0.153 278.5)
XYZ	xyz(20.8915, 16.7115, 59.2398)
Luminance	0.1671 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6367CC #CCC863

analogous

#639CCC #6367CC #9463CC

triadic

#6367CC #CC6367 #67CC63

tetradic

#6367CC #CC639C #CCC863 #63CC94

square

#6367CC #CC639C #CCC863 #63CC94

split-complementary

#6367CC #CC9463 #9CCC63

monochromatic

#2C3088 #3C40B6 #6367CC #9194DB #BFC1EA

Accessibility & contrast

On white

4.84

#6367CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#6367CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6367CC

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6367CC	#FFFFFF	#000000	##FFFFFF
##6367CC	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3776D0

Deuteranopia (green-blind)

#2C6ECA

Tritanopia (blue-blind)

#377D90

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #6367cc;
/* rgb */ color: rgb(99, 103, 204);
/* oklch */ color: oklch(56.1% 0.153 278.5);

Tailwind

colors: {
  custom: {
    50: '#9692dc',
    500: '#6367cc',
    950: '#000000',
  },
}

SCSS

$custom: #6367cc;
$custom-light: #9692dc;
$custom-dark: #000000;

JSON

{
  "hex": "#6367cc",
  "rgb": {
    "r": 99,
    "g": 103,
    "b": 204
  },
  "hsl": {
    "h": 237.714,
    "s": 50.725,
    "l": 59.412
  },
  "oklch": {
    "l": 0.56111,
    "c": 0.15307,
    "h": 278.5
  },
  "luminance": 0.16713
}

Semantic roles & 50–950 ramp

primary

#6367CC

secondary

#DAD8B1

accent

#D54EDA

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0D15

muted

#7E7D83

Preview Lab

Preview with #6367CC

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

Preview Lab → · Contrast checker → · Palette generator →