#6368F1#6368F1

#6368F1 is a mid, highly saturated blue. Relative luminance 0.189; OKLCH L 58.9% C 0.202 H 276.7°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#6368F1
RGB	rgb(99, 104, 241)
HSL	hsl(238, 84%, 67%)
HSV	hsv(238, 59%, 95%)
CMYK	cmyk(58.9%, 56.8%, 0%, 5.5%)
CIE-LAB	lab(50.57, 37.49, -69.72)
CIE-LCH	lch(50.57, 79.16, 298.27°)
OKLab	oklab(58.89% 0.0235 -0.2002)
OKLCH	oklch(58.89% 0.202 276.7)
XYZ	xyz(25.9680, 18.9022, 85.4821)
Luminance	0.1890 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6368F1 #F1EC63

analogous

#63AFF1 #6368F1 #A563F1

triadic

#6368F1 #F16368 #68F163

tetradic

#6368F1 #F163AF #F1EC63 #63F1A5

square

#6368F1 #F163AF #F1EC63 #63F1A5

split-complementary

#6368F1 #F1A563 #AFF163

monochromatic

#1218C8 #2B32EC #6368F1 #9B9EF6 #D3D5FB

Accessibility & contrast

On white

4.39

#6368F1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#6368F1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6368F1

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6368F1	#FFFFFF	#000000	##000000
##6368F1	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007EF6

Deuteranopia (green-blind)

#0072EE

Tritanopia (blue-blind)

#0089A2

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #6368f1;
/* rgb */ color: rgb(99, 104, 241);
/* oklch */ color: oklch(58.9% 0.202 276.7);

Tailwind

colors: {
  custom: {
    50: '#9c93f7',
    500: '#6368f1',
    950: '#000000',
  },
}

SCSS

$custom: #6368f1;
$custom-light: #9c93f7;
$custom-dark: #000000;

JSON

{
  "hex": "#6368f1",
  "rgb": {
    "r": 99,
    "g": 104,
    "b": 241
  },
  "hsl": {
    "h": 237.887,
    "s": 83.529,
    "l": 66.667
  },
  "oklch": {
    "l": 0.58889,
    "c": 0.20159,
    "h": 276.7
  },
  "luminance": 0.18904
}

Semantic roles & 50–950 ramp

primary

#6368F1

secondary

#EFEDC1

accent

#D806E0

background

#FAF9FF

surface

#F4F1FF

border

#CECBD7

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #6368F1

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

Preview Lab → · Contrast checker → · Palette generator →