#4866BB#4866BB

#4866BB is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.1% C 0.138 H 267.0°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#4866BB
RGB	rgb(72, 102, 187)
HSL	hsl(224, 46%, 51%)
HSV	hsv(224, 61%, 73%)
CMYK	cmyk(61.5%, 45.5%, 0%, 26.7%)
CIE-LAB	lab(44.90, 15.83, -48.20)
CIE-LCH	lch(44.90, 50.73, 288.18°)
OKLab	oklab(53.06% -0.0071 -0.1376)
OKLCH	oklch(53.06% 0.138 267)
XYZ	xyz(16.3904, 14.4669, 48.9327)
Luminance	0.1447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4866BB #BB9D48

analogous

#489FBB #4866BB #6348BB

triadic

#4866BB #BB4866 #66BB48

tetradic

#4866BB #BB489F #BB9D48 #48BB63

square

#4866BB #BB489F #BB9D48 #48BB63

split-complementary

#4866BB #BB6348 #9FBB48

monochromatic

#253564 #364D90 #4866BB #758BCC #A1B1DC

Accessibility & contrast

On white

5.39

#4866BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#4866BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4866BB

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4866BB	#FFFFFF	#000000	##FFFFFF
##4866BB	1.00	5.39	3.89	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E70BE

Deuteranopia (green-blind)

#2C65B9

Tritanopia (blue-blind)

#007987

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #4866bb;
/* rgb */ color: rgb(72, 102, 187);
/* oklch */ color: oklch(53.1% 0.138 267.0);

Tailwind

colors: {
  custom: {
    50: '#8591d0',
    500: '#4866bb',
    950: '#000000',
  },
}

SCSS

$custom: #4866bb;
$custom-light: #8591d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4866bb",
  "rgb": {
    "r": 72,
    "g": 102,
    "b": 187
  },
  "hsl": {
    "h": 224.348,
    "s": 45.817,
    "l": 50.784
  },
  "oklch": {
    "l": 0.53056,
    "c": 0.13776,
    "h": 267
  },
  "luminance": 0.14468
}

Semantic roles & 50–950 ramp

primary

#4866BB

secondary

#C9BC96

accent

#B352D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4866BB

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

Preview Lab → · Contrast checker → · Palette generator →