#4E72B4#4E72B4

#4E72B4 is a mid, moderate blue. Relative luminance 0.170; OKLCH L 55.6% C 0.111 H 261.7°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#4E72B4
RGB	rgb(78, 114, 180)
HSL	hsl(219, 40%, 51%)
HSV	hsv(219, 57%, 71%)
CMYK	cmyk(56.7%, 36.7%, 0%, 29.4%)
CIE-LAB	lab(48.19, 7.17, -38.87)
CIE-LCH	lch(48.19, 39.53, 280.46°)
OKLab	oklab(55.56% -0.016 -0.11)
OKLCH	oklch(55.56% 0.111 261.7)
XYZ	xyz(17.3946, 16.9482, 45.5259)
Luminance	0.1695 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E72B4 #B4904E

analogous

#4EA5B4 #4E72B4 #5D4EB4

triadic

#4E72B4 #B44E72 #72B44E

tetradic

#4E72B4 #B44EA5 #B4904E #4EB45D

square

#4E72B4 #B44EA5 #B4904E #4EB45D

split-complementary

#4E72B4 #B45D4E #A5B44E

monochromatic

#283C5F #3B578A #4E72B4 #7994C6 #A4B6D8

Accessibility & contrast

On white

4.78

#4E72B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#4E72B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E72B4

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E72B4	#FFFFFF	#000000	##FFFFFF
##4E72B4	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5778B7

Deuteranopia (green-blind)

#4A6EB3

Tritanopia (blue-blind)

#04818A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4e72b4;
/* rgb */ color: rgb(78, 114, 180);
/* oklch */ color: oklch(55.6% 0.111 261.7);

Tailwind

colors: {
  custom: {
    50: '#879acb',
    500: '#4e72b4',
    950: '#000000',
  },
}

SCSS

$custom: #4e72b4;
$custom-light: #879acb;
$custom-dark: #000000;

JSON

{
  "hex": "#4e72b4",
  "rgb": {
    "r": 78,
    "g": 114,
    "b": 180
  },
  "hsl": {
    "h": 218.824,
    "s": 40.476,
    "l": 50.588
  },
  "oklch": {
    "l": 0.5556,
    "c": 0.11116,
    "h": 261.7
  },
  "luminance": 0.1695
}

Semantic roles & 50–950 ramp

primary

#4E72B4

secondary

#C6B698

accent

#A657D0

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #4E72B4

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

Preview Lab → · Contrast checker → · Palette generator →