#6367D3#6367D3

#6367D3 is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.6% C 0.163 H 278.2°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#6367D3
RGB	rgb(99, 103, 211)
HSL	hsl(238, 56%, 61%)
HSV	hsv(238, 53%, 83%)
CMYK	cmyk(53.1%, 51.2%, 0%, 17.3%)
CIE-LAB	lab(48.33, 28.55, -56.41)
CIE-LCH	lch(48.33, 63.22, 296.84°)
OKLab	oklab(56.58% 0.0233 -0.1611)
OKLCH	oklch(56.58% 0.163 278.2)
XYZ	xyz(21.7500, 17.0549, 63.7612)
Luminance	0.1706 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6367D3 #D3CF63

analogous

#639FD3 #6367D3 #9763D3

triadic

#6367D3 #D36367 #67D363

tetradic

#6367D3 #D3639F #D3CF63 #63D397

square

#6367D3 #D3639F #D3CF63 #63D397

split-complementary

#6367D3 #D39763 #9FD363

monochromatic

#292D92 #373CC2 #6367D3 #9396E0 #C2C4EE

Accessibility & contrast

On white

4.76

#6367D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#6367D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6367D3

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6367D3	#FFFFFF	#000000	##FFFFFF
##6367D3	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F77D7

Deuteranopia (green-blind)

#1F6ED1

Tritanopia (blue-blind)

#307F93

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #6367d3;
/* rgb */ color: rgb(99, 103, 211);
/* oklch */ color: oklch(56.6% 0.163 278.2);

Tailwind

colors: {
  custom: {
    50: '#9792e1',
    500: '#6367d3',
    950: '#000000',
  },
}

SCSS

$custom: #6367d3;
$custom-light: #9792e1;
$custom-dark: #000000;

JSON

{
  "hex": "#6367d3",
  "rgb": {
    "r": 99,
    "g": 103,
    "b": 211
  },
  "hsl": {
    "h": 237.857,
    "s": 56,
    "l": 60.784
  },
  "oklch": {
    "l": 0.56578,
    "c": 0.16276,
    "h": 278.2
  },
  "luminance": 0.17056
}

Semantic roles & 50–950 ramp

primary

#6367D3

secondary

#DEDDB4

accent

#BE22C4

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0D15

muted

#7E7D83

Preview Lab

Preview with #6367D3

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

Preview Lab → · Contrast checker → · Palette generator →