#4364BB#4364BB

#4364BB is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.4% C 0.142 H 266.0°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#4364BB
RGB	rgb(67, 100, 187)
HSL	hsl(224, 47%, 50%)
HSV	hsv(224, 64%, 73%)
CMYK	cmyk(64.2%, 46.5%, 0%, 26.7%)
CIE-LAB	lab(44.08, 16.18, -49.52)
CIE-LCH	lch(44.08, 52.10, 288.09°)
OKLab	oklab(52.36% -0.0098 -0.1416)
OKLCH	oklch(52.36% 0.142 266)
XYZ	xyz(15.8385, 13.8940, 48.8512)
Luminance	0.1389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4364BB #BB9A43

analogous

#43A0BB #4364BB #5E43BB

triadic

#4364BB #BB4364 #64BB43

tetradic

#4364BB #BB43A0 #BB9A43 #43BB5E

square

#4364BB #BB43A0 #BB9A43 #43BB5E

split-complementary

#4364BB #BB5E43 #A0BB43

monochromatic

#233461 #334C8E #4364BB #7089CC #9DAEDC

Accessibility & contrast

On white

5.56

#4364BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#4364BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4364BB

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4364BB	#FFFFFF	#000000	##FFFFFF
##4364BB	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#396EBE

Deuteranopia (green-blind)

#2363B9

Tritanopia (blue-blind)

#007886

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4364bb;
/* rgb */ color: rgb(67, 100, 187);
/* oklch */ color: oklch(52.4% 0.142 266.0);

Tailwind

colors: {
  custom: {
    50: '#838fd0',
    500: '#4364bb',
    950: '#000000',
  },
}

SCSS

$custom: #4364bb;
$custom-light: #838fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#4364bb",
  "rgb": {
    "r": 67,
    "g": 100,
    "b": 187
  },
  "hsl": {
    "h": 223.5,
    "s": 47.244,
    "l": 49.804
  },
  "oklch": {
    "l": 0.52361,
    "c": 0.14192,
    "h": 266
  },
  "luminance": 0.13895
}

Semantic roles & 50–950 ramp

primary

#4364BB

secondary

#C8B992

accent

#B251D7

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4364BB

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

Preview Lab → · Contrast checker → · Palette generator →