#4366BF#4366BF

#4366BF is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.1% C 0.145 H 265.6°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#4366BF
RGB	rgb(67, 102, 191)
HSL	hsl(223, 49%, 51%)
HSV	hsv(223, 65%, 75%)
CMYK	cmyk(64.9%, 46.6%, 0%, 25.1%)
CIE-LAB	lab(44.88, 16.32, -50.56)
CIE-LCH	lch(44.88, 53.13, 287.89°)
OKLab	oklab(53.05% -0.0112 -0.1446)
OKLCH	oklch(53.05% 0.145 265.6)
XYZ	xyz(16.4668, 14.4561, 51.2026)
Luminance	0.1446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4366BF #BF9C43

analogous

#43A4BF #4366BF #5E43BF

triadic

#4366BF #BF4366 #66BF43

tetradic

#4366BF #BF43A4 #BF9C43 #43BF5E

square

#4366BF #BF43A4 #BF9C43 #43BF5E

split-complementary

#4366BF #BF5E43 #A4BF43

monochromatic

#223565 #324D93 #4366BF #718BCF #9EB0DE

Accessibility & contrast

On white

5.40

#4366BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#4366BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4366BF

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4366BF	#FFFFFF	#000000	##FFFFFF
##4366BF	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A70C2

Deuteranopia (green-blind)

#2265BD

Tritanopia (blue-blind)

#007A89

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4366bf;
/* rgb */ color: rgb(67, 102, 191);
/* oklch */ color: oklch(53.1% 0.145 265.6);

Tailwind

colors: {
  custom: {
    50: '#8491d3',
    500: '#4366bf',
    950: '#000000',
  },
}

SCSS

$custom: #4366bf;
$custom-light: #8491d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4366bf",
  "rgb": {
    "r": 67,
    "g": 102,
    "b": 191
  },
  "hsl": {
    "h": 223.065,
    "s": 49.206,
    "l": 50.588
  },
  "oklch": {
    "l": 0.53053,
    "c": 0.14504,
    "h": 265.6
  },
  "luminance": 0.14458
}

Semantic roles & 50–950 ramp

primary

#4366BF

secondary

#CABB93

accent

#B24FD9

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0C14

muted

#7D7D83

Preview Lab

Preview with #4366BF

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

Preview Lab → · Contrast checker → · Palette generator →