#4E71B4#4E71B4

#4E71B4 is a mid, moderate blue. Relative luminance 0.167; OKLCH L 55.3% C 0.112 H 262.4°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#4E71B4
RGB	rgb(78, 113, 180)
HSL	hsl(219, 40%, 51%)
HSV	hsv(219, 57%, 71%)
CMYK	cmyk(56.7%, 37.2%, 0%, 29.4%)
CIE-LAB	lab(47.91, 7.79, -39.32)
CIE-LCH	lch(47.91, 40.09, 281.20°)
OKLab	oklab(55.34% -0.0148 -0.1113)
OKLCH	oklch(55.34% 0.112 262.4)
XYZ	xyz(17.2824, 16.7239, 45.4885)
Luminance	0.1673 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E71B4 #B4914E

analogous

#4EA4B4 #4E71B4 #5E4EB4

triadic

#4E71B4 #B44E71 #71B44E

tetradic

#4E71B4 #B44EA4 #B4914E #4EB45E

square

#4E71B4 #B44EA4 #B4914E #4EB45E

split-complementary

#4E71B4 #B45E4E #A4B44E

monochromatic

#283B5F #3B568A #4E71B4 #7993C6 #A4B6D8

Accessibility & contrast

On white

4.83

#4E71B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#4E71B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E71B4

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E71B4	#FFFFFF	#000000	##FFFFFF
##4E71B4	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5577B7

Deuteranopia (green-blind)

#496DB3

Tritanopia (blue-blind)

#05808A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4e71b4;
/* rgb */ color: rgb(78, 113, 180);
/* oklch */ color: oklch(55.3% 0.112 262.4);

Tailwind

colors: {
  custom: {
    50: '#8799cb',
    500: '#4e71b4',
    950: '#000000',
  },
}

SCSS

$custom: #4e71b4;
$custom-light: #8799cb;
$custom-dark: #000000;

JSON

{
  "hex": "#4e71b4",
  "rgb": {
    "r": 78,
    "g": 113,
    "b": 180
  },
  "hsl": {
    "h": 219.412,
    "s": 40.476,
    "l": 50.588
  },
  "oklch": {
    "l": 0.55339,
    "c": 0.11231,
    "h": 262.4
  },
  "luminance": 0.16725
}

Semantic roles & 50–950 ramp

primary

#4E71B4

secondary

#C6B698

accent

#A757D0

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #4E71B4

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

Preview Lab → · Contrast checker → · Palette generator →