#6364EA#6364EA

#6364EA is a mid, vivid blue. Relative luminance 0.177; OKLCH L 57.7% C 0.197 H 277.9°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#6364EA
RGB	rgb(99, 100, 234)
HSL	hsl(240, 76%, 65%)
HSV	hsv(240, 58%, 92%)
CMYK	cmyk(57.7%, 57.3%, 0%, 8.2%)
CIE-LAB	lab(49.14, 37.66, -68.13)
CIE-LCH	lch(49.14, 77.84, 298.93°)
OKLab	oklab(57.67% 0.0272 -0.1956)
OKLCH	oklch(57.67% 0.197 277.9)
XYZ	xyz(24.5493, 17.7057, 79.9499)
Luminance	0.1771 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6364EA #EAE963

analogous

#63A7EA #6364EA #A663EA

triadic

#6364EA #EA6364 #64EA63

tetradic

#6364EA #EA63A7 #EAE963 #63EAA6

square

#6364EA #EA63A7 #EAE963 #63EAA6

split-complementary

#6364EA #EAA663 #A7EA63

monochromatic

#191ABA #2D2EE3 #6364EA #999AF1 #CFCFF9

Accessibility & contrast

On white

4.62

#6364EA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#6364EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #6364EA

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6364EA	#FFFFFF	#000000	##FFFFFF
##6364EA	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007AEE

Deuteranopia (green-blind)

#006FE7

Tritanopia (blue-blind)

#00849D

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #6364ea;
/* rgb */ color: rgb(99, 100, 234);
/* oklch */ color: oklch(57.7% 0.197 277.9);

Tailwind

colors: {
  custom: {
    50: '#9b90f2',
    500: '#6364ea',
    950: '#000000',
  },
}

SCSS

$custom: #6364ea;
$custom-light: #9b90f2;
$custom-dark: #000000;

JSON

{
  "hex": "#6364ea",
  "rgb": {
    "r": 99,
    "g": 100,
    "b": 234
  },
  "hsl": {
    "h": 239.556,
    "s": 76.271,
    "l": 65.294
  },
  "oklch": {
    "l": 0.57669,
    "c": 0.19744,
    "h": 277.9
  },
  "luminance": 0.17708
}

Semantic roles & 50–950 ramp

primary

#6364EA

secondary

#EBEBBE

accent

#D70DD8

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #6364EA

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

Preview Lab → · Contrast checker → · Palette generator →