#4366C8#4366C8

#4366C8 is a mid, vivid blue. Relative luminance 0.149; OKLCH L 53.7% C 0.158 H 266.4°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#4366C8
RGB	rgb(67, 102, 200)
HSL	hsl(224, 55%, 52%)
HSV	hsv(224, 67%, 78%)
CMYK	cmyk(66.5%, 49%, 0%, 21.6%)
CIE-LAB	lab(45.45, 19.52, -54.85)
CIE-LCH	lch(45.45, 58.22, 289.59°)
OKLab	oklab(53.67% -0.01 -0.1572)
OKLCH	oklch(53.67% 0.158 266.4)
XYZ	xyz(17.4878, 14.8645, 56.5799)
Luminance	0.1487 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4366C8 #C8A543

analogous

#43A8C8 #4366C8 #6343C8

triadic

#4366C8 #C84366 #66C843

tetradic

#4366C8 #C843A8 #C8A543 #43C863

square

#4366C8 #C843A8 #C8A543 #43C863

split-complementary

#4366C8 #C86343 #A8C843

monochromatic

#213670 #2F4C9F #4366C8 #728DD6 #A2B3E4

Accessibility & contrast

On white

5.29

#4366C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#4366C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4366C8

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4366C8	#FFFFFF	#000000	##FFFFFF
##4366C8	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3072CC

Deuteranopia (green-blind)

#0B66C6

Tritanopia (blue-blind)

#007D8D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4366c8;
/* rgb */ color: rgb(67, 102, 200);
/* oklch */ color: oklch(53.7% 0.158 266.4);

Tailwind

colors: {
  custom: {
    50: '#8591d9',
    500: '#4366c8',
    950: '#000000',
  },
}

SCSS

$custom: #4366c8;
$custom-light: #8591d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4366c8",
  "rgb": {
    "r": 67,
    "g": 102,
    "b": 200
  },
  "hsl": {
    "h": 224.211,
    "s": 54.733,
    "l": 52.353
  },
  "oklch": {
    "l": 0.53669,
    "c": 0.15754,
    "h": 266.4
  },
  "luminance": 0.14866
}

Semantic roles & 50–950 ramp

primary

#4366C8

secondary

#D0C196

accent

#B74ADE

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #4366C8

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

Preview Lab → · Contrast checker → · Palette generator →