#6368CE#6368CE

#6368CE is a mid, vivid blue. Relative luminance 0.170; OKLCH L 56.4% C 0.154 H 278.1°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#6368CE
RGB	rgb(99, 104, 206)
HSL	hsl(237, 52%, 60%)
HSV	hsv(237, 52%, 81%)
CMYK	cmyk(51.9%, 49.5%, 0%, 19.2%)
CIE-LAB	lab(48.27, 26.36, -53.65)
CIE-LCH	lch(48.27, 59.78, 296.16°)
OKLab	oklab(56.43% 0.0218 -0.1529)
OKLCH	oklch(56.43% 0.154 278.1)
XYZ	xyz(21.2330, 17.0082, 60.5446)
Luminance	0.1701 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6368CE #CEC963

analogous

#639ECE #6368CE #9363CE

triadic

#6368CE #CE6368 #68CE63

tetradic

#6368CE #CE639E #CEC963 #63CE93

square

#6368CE #CE639E #CEC963 #63CE93

split-complementary

#6368CE #CE9363 #9ECE63

monochromatic

#2C308B #3A40BA #6368CE #9295DD #C0C2EB

Accessibility & contrast

On white

4.77

#6368CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#6368CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6368CE

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6368CE	#FFFFFF	#000000	##FFFFFF
##6368CE	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3777D2

Deuteranopia (green-blind)

#2B6ECC

Tritanopia (blue-blind)

#357E91

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #6368ce;
/* rgb */ color: rgb(99, 104, 206);
/* oklch */ color: oklch(56.4% 0.154 278.1);

Tailwind

colors: {
  custom: {
    50: '#9793dd',
    500: '#6368ce',
    950: '#000000',
  },
}

SCSS

$custom: #6368ce;
$custom-light: #9793dd;
$custom-dark: #000000;

JSON

{
  "hex": "#6368ce",
  "rgb": {
    "r": 99,
    "g": 104,
    "b": 206
  },
  "hsl": {
    "h": 237.196,
    "s": 52.195,
    "l": 59.804
  },
  "oklch": {
    "l": 0.56434,
    "c": 0.15449,
    "h": 278.1
  },
  "luminance": 0.1701
}

Semantic roles & 50–950 ramp

primary

#6368CE

secondary

#DBD9B2

accent

#D54CDC

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #6368CE

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

Preview Lab → · Contrast checker → · Palette generator →