#6368F3#6368F3

#6368F3 is a mid, highly saturated blue. Relative luminance 0.190; OKLCH L 59.0% C 0.204 H 276.6°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#6368F3
RGB	rgb(99, 104, 243)
HSL	hsl(238, 86%, 67%)
HSV	hsv(238, 59%, 95%)
CMYK	cmyk(59.3%, 57.2%, 0%, 4.7%)
CIE-LAB	lab(50.71, 38.13, -70.61)
CIE-LCH	lch(50.71, 80.25, 298.37°)
OKLab	oklab(59.04% 0.0235 -0.2028)
OKLCH	oklch(59.04% 0.204 276.6)
XYZ	xyz(26.2683, 19.0223, 87.0641)
Luminance	0.1902 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6368F3 #F3EE63

analogous

#63B0F3 #6368F3 #A663F3

triadic

#6368F3 #F36368 #68F363

tetradic

#6368F3 #F363B0 #F3EE63 #63F3A6

square

#6368F3 #F363B0 #F3EE63 #63F3A6

split-complementary

#6368F3 #F3A663 #B0F363

monochromatic

#1016CC #2A31EF #6368F3 #9C9FF7 #D5D6FC

Accessibility & contrast

On white

4.37

#6368F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#6368F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6368F3

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6368F3	#FFFFFF	#000000	##000000
##6368F3	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007FF8

Deuteranopia (green-blind)

#0073F0

Tritanopia (blue-blind)

#0089A3

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #6368f3;
/* rgb */ color: rgb(99, 104, 243);
/* oklch */ color: oklch(59.0% 0.204 276.6);

Tailwind

colors: {
  custom: {
    50: '#9c93f8',
    500: '#6368f3',
    950: '#000000',
  },
}

SCSS

$custom: #6368f3;
$custom-light: #9c93f8;
$custom-dark: #000000;

JSON

{
  "hex": "#6368f3",
  "rgb": {
    "r": 99,
    "g": 104,
    "b": 243
  },
  "hsl": {
    "h": 237.917,
    "s": 85.714,
    "l": 67.059
  },
  "oklch": {
    "l": 0.59038,
    "c": 0.20419,
    "h": 276.6
  },
  "luminance": 0.19024
}

Semantic roles & 50–950 ramp

primary

#6368F3

secondary

#F0EEC2

accent

#DA03E2

background

#FAF9FF

surface

#F4F1FF

border

#CECBD7

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #6368F3

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

Preview Lab → · Contrast checker → · Palette generator →