#4366B8#4366B8

#4366B8 is a mid, vivid blue. Relative luminance 0.142; OKLCH L 52.6% C 0.135 H 264.8°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#4366B8
RGB	rgb(67, 102, 184)
HSL	hsl(222, 47%, 49%)
HSV	hsv(222, 64%, 72%)
CMYK	cmyk(63.6%, 44.6%, 0%, 27.8%)
CIE-LAB	lab(44.45, 13.85, -47.18)
CIE-LCH	lch(44.45, 49.17, 286.36°)
OKLab	oklab(52.59% -0.0123 -0.1347)
OKLCH	oklch(52.59% 0.135 264.8)
XYZ	xyz(15.7148, 14.1553, 47.2422)
Luminance	0.1416 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4366B8 #B89543

analogous

#43A1B8 #4366B8 #5A43B8

triadic

#4366B8 #B84366 #66B843

tetradic

#4366B8 #B843A1 #B89543 #43B85A

square

#4366B8 #B843A1 #B89543 #43B85A

split-complementary

#4366B8 #B85A43 #A1B843

monochromatic

#22345E #334D8B #4366B8 #6E8ACA #9BAEDB

Accessibility & contrast

On white

5.48

#4366B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#4366B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4366B8

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4366B8	#FFFFFF	#000000	##FFFFFF
##4366B8	1.00	5.48	3.83	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6FBB

Deuteranopia (green-blind)

#2C64B6

Tritanopia (blue-blind)

#007986

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4366b8;
/* rgb */ color: rgb(67, 102, 184);
/* oklch */ color: oklch(52.6% 0.135 264.8);

Tailwind

colors: {
  custom: {
    50: '#8291ce',
    500: '#4366b8',
    950: '#000000',
  },
}

SCSS

$custom: #4366b8;
$custom-light: #8291ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4366b8",
  "rgb": {
    "r": 67,
    "g": 102,
    "b": 184
  },
  "hsl": {
    "h": 222.051,
    "s": 46.614,
    "l": 49.216
  },
  "oklch": {
    "l": 0.5259,
    "c": 0.13523,
    "h": 264.8
  },
  "luminance": 0.14157
}

Semantic roles & 50–950 ramp

primary

#4366B8

secondary

#C7B690

accent

#AF52D6

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #4366B8

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

Preview Lab → · Contrast checker → · Palette generator →