#4366F4#4366F4

#4366F4 is a mid, highly saturated blue. Relative luminance 0.172; OKLCH L 57.0% C 0.216 H 268.1°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4366F4
RGB	rgb(67, 102, 244)
HSL	hsl(228, 89%, 61%)
HSV	hsv(228, 73%, 96%)
CMYK	cmyk(72.5%, 58.2%, 0%, 4.3%)
CIE-LAB	lab(48.54, 35.13, -74.78)
CIE-LCH	lch(48.54, 82.62, 295.16°)
OKLab	oklab(56.98% -0.0071 -0.2158)
OKLCH	oklch(56.98% 0.216 268.1)
XYZ	xyz(23.3896, 17.2252, 87.6625)
Luminance	0.1723 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4366F4 #F4D143

analogous

#43BEF4 #4366F4 #7843F4

triadic

#4366F4 #F44366 #66F443

tetradic

#4366F4 #F443BE #F4D143 #43F478

square

#4366F4 #F443BE #F4D143 #43F478

split-complementary

#4366F4 #F47843 #BEF443

monochromatic

#0A2CB2 #0E3AEC #4366F4 #7D95F7 #B7C4FB

Accessibility & contrast

On white

4.72

#4366F4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#4366F4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4366F4

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4366F4	#FFFFFF	#000000	##FFFFFF
##4366F4	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007CF9

Deuteranopia (green-blind)

#006BF1

Tritanopia (blue-blind)

#008AA3

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4366f4;
/* rgb */ color: rgb(67, 102, 244);
/* oklch */ color: oklch(57.0% 0.216 268.1);

Tailwind

colors: {
  custom: {
    50: '#8e91f9',
    500: '#4366f4',
    950: '#000000',
  },
}

SCSS

$custom: #4366f4;
$custom-light: #8e91f9;
$custom-dark: #000000;

JSON

{
  "hex": "#4366f4",
  "rgb": {
    "r": 67,
    "g": 102,
    "b": 244
  },
  "hsl": {
    "h": 228.136,
    "s": 88.945,
    "l": 60.98
  },
  "oklch": {
    "l": 0.56978,
    "c": 0.21595,
    "h": 268.1
  },
  "luminance": 0.17228
}

Semantic roles & 50–950 ramp

primary

#4366F4

secondary

#EBDEA8

accent

#B800E6

background

#F9F8FF

surface

#F2F0FF

border

#CCCBD7

text

#0E0C17

muted

#7E7D85

Preview Lab

Preview with #4366F4

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

Preview Lab → · Contrast checker → · Palette generator →