#4B72BD#4B72BD

#4B72BD is a mid, vivid blue. Relative luminance 0.172; OKLCH L 55.9% C 0.125 H 262.3°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#4B72BD
RGB	rgb(75, 114, 189)
HSL	hsl(219, 46%, 52%)
HSV	hsv(219, 60%, 74%)
CMYK	cmyk(60.3%, 39.7%, 0%, 25.9%)
CIE-LAB	lab(48.51, 9.59, -43.58)
CIE-LCH	lch(48.51, 44.62, 282.41°)
OKLab	oklab(55.92% -0.0167 -0.1238)
OKLCH	oklch(55.92% 0.125 262.3)
XYZ	xyz(18.1011, 17.2030, 50.5009)
Luminance	0.1721 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B72BD #BD964B

analogous

#4BABBD #4B72BD #5D4BBD

triadic

#4B72BD #BD4B72 #72BD4B

tetradic

#4B72BD #BD4BAB #BD964B #4BBD5D

square

#4B72BD #BD4BAB #BD964B #4BBD5D

split-complementary

#4B72BD #BD5D4B #ABBD4B

monochromatic

#263C68 #365794 #4B72BD #7895CD #A5B8DE

Accessibility & contrast

On white

4.73

#4B72BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#4B72BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B72BD

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B72BD	#FFFFFF	#000000	##FFFFFF
##4B72BD	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5279C0

Deuteranopia (green-blind)

#426EBB

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4b72bd;
/* rgb */ color: rgb(75, 114, 189);
/* oklch */ color: oklch(55.9% 0.125 262.3);

Tailwind

colors: {
  custom: {
    50: '#879ad1',
    500: '#4b72bd',
    950: '#000000',
  },
}

SCSS

$custom: #4b72bd;
$custom-light: #879ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b72bd",
  "rgb": {
    "r": 75,
    "g": 114,
    "b": 189
  },
  "hsl": {
    "h": 219.474,
    "s": 46.341,
    "l": 51.765
  },
  "oklch": {
    "l": 0.55921,
    "c": 0.12494,
    "h": 262.3
  },
  "luminance": 0.17205
}

Semantic roles & 50–950 ramp

primary

#4B72BD

secondary

#CBBA99

accent

#A952D6

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4B72BD

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

Preview Lab → · Contrast checker → · Palette generator →