#4E72B8#4E72B8

#4E72B8 is a mid, moderate blue. Relative luminance 0.171; OKLCH L 55.8% C 0.117 H 262.6°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#4E72B8
RGB	rgb(78, 114, 184)
HSL	hsl(220, 43%, 51%)
HSV	hsv(220, 58%, 72%)
CMYK	cmyk(57.6%, 38%, 0%, 27.8%)
CIE-LAB	lab(48.40, 8.51, -40.86)
CIE-LCH	lch(48.40, 41.74, 281.76°)
OKLab	oklab(55.79% -0.015 -0.1158)
OKLCH	oklch(55.79% 0.117 262.6)
XYZ	xyz(17.8080, 17.1136, 47.7029)
Luminance	0.1711 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E72B8 #B8944E

analogous

#4EA7B8 #4E72B8 #5F4EB8

triadic

#4E72B8 #B84E72 #72B84E

tetradic

#4E72B8 #B84EA7 #B8944E #4EB85F

square

#4E72B8 #B84EA7 #B8944E #4EB85F

split-complementary

#4E72B8 #B85F4E #A7B84E

monochromatic

#283C64 #39578F #4E72B8 #7A95CA #A5B8DB

Accessibility & contrast

On white

4.75

#4E72B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#4E72B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E72B8

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E72B8	#FFFFFF	#000000	##FFFFFF
##4E72B8	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5578BB

Deuteranopia (green-blind)

#476EB7

Tritanopia (blue-blind)

#00828C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4e72b8;
/* rgb */ color: rgb(78, 114, 184);
/* oklch */ color: oklch(55.8% 0.117 262.6);

Tailwind

colors: {
  custom: {
    50: '#889acd',
    500: '#4e72b8',
    950: '#000000',
  },
}

SCSS

$custom: #4e72b8;
$custom-light: #889acd;
$custom-dark: #000000;

JSON

{
  "hex": "#4e72b8",
  "rgb": {
    "r": 78,
    "g": 114,
    "b": 184
  },
  "hsl": {
    "h": 219.623,
    "s": 42.742,
    "l": 51.373
  },
  "oklch": {
    "l": 0.55789,
    "c": 0.11677,
    "h": 262.6
  },
  "luminance": 0.17115
}

Semantic roles & 50–950 ramp

primary

#4E72B8

secondary

#C8B89A

accent

#A855D3

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #4E72B8

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

Preview Lab → · Contrast checker → · Palette generator →