#4366B9#4366B9

#4366B9 is a mid, vivid blue. Relative luminance 0.142; OKLCH L 52.7% C 0.137 H 264.9°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#4366B9
RGB	rgb(67, 102, 185)
HSL	hsl(222, 47%, 49%)
HSV	hsv(222, 64%, 73%)
CMYK	cmyk(63.8%, 44.9%, 0%, 27.5%)
CIE-LAB	lab(44.51, 14.20, -47.66)
CIE-LCH	lch(44.51, 49.73, 286.59°)
OKLab	oklab(52.65% -0.0122 -0.1361)
OKLCH	oklch(52.65% 0.137 264.9)
XYZ	xyz(15.8200, 14.1974, 47.7962)
Luminance	0.1420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4366B9 #B99643

analogous

#43A1B9 #4366B9 #5B43B9

triadic

#4366B9 #B94366 #66B943

tetradic

#4366B9 #B943A1 #B99643 #43B95B

square

#4366B9 #B943A1 #B99643 #43B95B

split-complementary

#4366B9 #B95B43 #A1B943

monochromatic

#22345F #334D8C #4366B9 #6F8ACB #9BAEDB

Accessibility & contrast

On white

5.47

#4366B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#4366B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4366B9

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4366B9	#FFFFFF	#000000	##FFFFFF
##4366B9	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6FBC

Deuteranopia (green-blind)

#2B64B7

Tritanopia (blue-blind)

#007986

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #4366b9;
/* rgb */ color: rgb(67, 102, 185);
/* oklch */ color: oklch(52.7% 0.137 264.9);

Tailwind

colors: {
  custom: {
    50: '#8391ce',
    500: '#4366b9',
    950: '#000000',
  },
}

SCSS

$custom: #4366b9;
$custom-light: #8391ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4366b9",
  "rgb": {
    "r": 67,
    "g": 102,
    "b": 185
  },
  "hsl": {
    "h": 222.203,
    "s": 46.825,
    "l": 49.412
  },
  "oklch": {
    "l": 0.52655,
    "c": 0.13663,
    "h": 264.9
  },
  "luminance": 0.14199
}

Semantic roles & 50–950 ramp

primary

#4366B9

secondary

#C7B791

accent

#AF51D6

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4366B9

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

Preview Lab → · Contrast checker → · Palette generator →