#4366C5#4366C5

#4366C5 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 53.5% C 0.153 H 266.1°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#4366C5
RGB	rgb(67, 102, 197)
HSL	hsl(224, 53%, 52%)
HSV	hsv(224, 66%, 77%)
CMYK	cmyk(66%, 48.2%, 0%, 22.7%)
CIE-LAB	lab(45.26, 18.45, -53.43)
CIE-LCH	lch(45.26, 56.52, 289.05°)
OKLab	oklab(53.46% -0.0103 -0.153)
OKLCH	oklch(53.46% 0.153 266.1)
XYZ	xyz(17.1407, 14.7256, 54.7515)
Luminance	0.1473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4366C5 #C5A243

analogous

#43A7C5 #4366C5 #6143C5

triadic

#4366C5 #C54366 #66C543

tetradic

#4366C5 #C543A7 #C5A243 #43C561

square

#4366C5 #C543A7 #C5A243 #43C561

split-complementary

#4366C5 #C56143 #A7C543

monochromatic

#21366C #304D9B #4366C5 #728CD3 #A1B2E2

Accessibility & contrast

On white

5.32

#4366C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#4366C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4366C5

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4366C5	#FFFFFF	#000000	##FFFFFF
##4366C5	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3471C8

Deuteranopia (green-blind)

#1566C3

Tritanopia (blue-blind)

#007C8C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4366c5;
/* rgb */ color: rgb(67, 102, 197);
/* oklch */ color: oklch(53.5% 0.153 266.1);

Tailwind

colors: {
  custom: {
    50: '#8591d7',
    500: '#4366c5',
    950: '#000000',
  },
}

SCSS

$custom: #4366c5;
$custom-light: #8591d7;
$custom-dark: #000000;

JSON

{
  "hex": "#4366c5",
  "rgb": {
    "r": 67,
    "g": 102,
    "b": 197
  },
  "hsl": {
    "h": 223.846,
    "s": 52.846,
    "l": 51.765
  },
  "oklch": {
    "l": 0.53461,
    "c": 0.15339,
    "h": 266.1
  },
  "luminance": 0.14727
}

Semantic roles & 50–950 ramp

primary

#4366C5

secondary

#CEBF95

accent

#B54CDC

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #4366C5

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

Preview Lab → · Contrast checker → · Palette generator →