#6357E4#6357E4

#6357E4 is a mid, highly saturated blue. Relative luminance 0.151; OKLCH L 55.0% C 0.206 H 281.1°. Best body text is #FFFFFF at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#6357E4
RGB	rgb(99, 87, 228)
HSL	hsl(245, 72%, 62%)
HSV	hsv(245, 62%, 89%)
CMYK	cmyk(56.6%, 61.8%, 0%, 10.6%)
CIE-LAB	lab(45.73, 43.47, -70.28)
CIE-LCH	lch(45.73, 82.64, 301.74°)
OKLab	oklab(55.02% 0.0395 -0.202)
OKLCH	oklch(55.02% 0.206 281.1)
XYZ	xyz(22.5530, 15.0690, 75.1039)
Luminance	0.1507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6357E4 #D8E457

analogous

#5792E4 #6357E4 #A957E4

triadic

#6357E4 #E46357 #57E463

tetradic

#6357E4 #E45792 #D8E457 #57E4A9

square

#6357E4 #E45792 #D8E457 #57E4A9

split-complementary

#6357E4 #E4A957 #92E457

monochromatic

#271BA6 #3323DB #6357E4 #948CEC #C5C0F5

Accessibility & contrast

On white

5.23

#6357E4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#6357E4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6357E4

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6357E4	#FFFFFF	#000000	##FFFFFF
##6357E4	1.00	5.23	4.01	5.23
#FFFFFF	5.23	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071E9

Deuteranopia (green-blind)

#0067E1

Tritanopia (blue-blind)

#1A7A95

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #6357e4;
/* rgb */ color: rgb(99, 87, 228);
/* oklch */ color: oklch(55.0% 0.206 281.1);

Tailwind

colors: {
  custom: {
    50: '#9b87ed',
    500: '#6357e4',
    950: '#000000',
  },
}

SCSS

$custom: #6357e4;
$custom-light: #9b87ed;
$custom-dark: #000000;

JSON

{
  "hex": "#6357e4",
  "rgb": {
    "r": 99,
    "g": 87,
    "b": 228
  },
  "hsl": {
    "h": 245.106,
    "s": 72.308,
    "l": 61.765
  },
  "oklch": {
    "l": 0.55022,
    "c": 0.2058,
    "h": 281.1
  },
  "luminance": 0.1507
}

Semantic roles & 50–950 ramp

primary

#6357E4

secondary

#E1E6B1

accent

#D411C4

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6357E4

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

Preview Lab → · Contrast checker → · Palette generator →