#6357E8#6357E8

#6357E8 is a mid, highly saturated blue. Relative luminance 0.153; OKLCH L 55.3% C 0.211 H 280.7°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#6357E8
RGB	rgb(99, 87, 232)
HSL	hsl(245, 76%, 63%)
HSV	hsv(245, 63%, 91%)
CMYK	cmyk(57.3%, 62.5%, 0%, 9%)
CIE-LAB	lab(46.03, 44.71, -72.05)
CIE-LCH	lch(46.03, 84.79, 301.82°)
OKLab	oklab(55.34% 0.0392 -0.2072)
OKLCH	oklch(55.34% 0.211 280.7)
XYZ	xyz(23.1147, 15.2937, 78.0622)
Luminance	0.1530 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6357E8 #DCE857

analogous

#5793E8 #6357E8 #AC57E8

triadic

#6357E8 #E86357 #57E863

tetradic

#6357E8 #E85793 #DCE857 #57E8AC

square

#6357E8 #E85793 #DCE857 #57E8AC

split-complementary

#6357E8 #E8AC57 #93E857

monochromatic

#2418AD #3121E1 #6357E8 #958DEF #C7C3F7

Accessibility & contrast

On white

5.17

#6357E8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#6357E8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6357E8

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6357E8	#FFFFFF	#000000	##FFFFFF
##6357E8	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072ED

Deuteranopia (green-blind)

#0068E5

Tritanopia (blue-blind)

#107B97

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #6357e8;
/* rgb */ color: rgb(99, 87, 232);
/* oklch */ color: oklch(55.3% 0.211 280.7);

Tailwind

colors: {
  custom: {
    50: '#9b87f0',
    500: '#6357e8',
    950: '#000000',
  },
}

SCSS

$custom: #6357e8;
$custom-light: #9b87f0;
$custom-dark: #000000;

JSON

{
  "hex": "#6357e8",
  "rgb": {
    "r": 99,
    "g": 87,
    "b": 232
  },
  "hsl": {
    "h": 244.966,
    "s": 75.916,
    "l": 62.549
  },
  "oklch": {
    "l": 0.55341,
    "c": 0.21083,
    "h": 280.7
  },
  "luminance": 0.15295
}

Semantic roles & 50–950 ramp

primary

#6357E8

secondary

#E3E8B3

accent

#D80DC7

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #6357E8

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

Preview Lab → · Contrast checker → · Palette generator →