#4E71AB#4E71AB

#4E71AB is a mid, moderate blue. Relative luminance 0.164; OKLCH L 54.8% C 0.100 H 260.1°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#4E71AB
RGB	rgb(78, 113, 171)
HSL	hsl(217, 37%, 49%)
HSV	hsv(217, 54%, 67%)
CMYK	cmyk(54.4%, 33.9%, 0%, 32.9%)
CIE-LAB	lab(47.45, 4.82, -34.80)
CIE-LCH	lch(47.45, 35.13, 277.88°)
OKLab	oklab(54.84% -0.0171 -0.0981)
OKLCH	oklch(54.84% 0.1 260.1)
XYZ	xyz(16.3952, 16.3690, 40.8157)
Luminance	0.1637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E71AB #AB884E

analogous

#4EA0AB #4E71AB #5A4EAB

triadic

#4E71AB #AB4E71 #71AB4E

tetradic

#4E71AB #AB4EA0 #AB884E #4EAB5A

square

#4E71AB #AB4EA0 #AB884E #4EAB5A

split-complementary

#4E71AB #AB5A4E #A0AB4E

monochromatic

#283957 #3B5581 #4E71AB #7692C0 #A0B3D4

Accessibility & contrast

On white

4.91

#4E71AB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#4E71AB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E71AB

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E71AB	#FFFFFF	#000000	##FFFFFF
##4E71AB	1.00	4.91	4.27	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A75AD

Deuteranopia (green-blind)

#4F6DAA

Tritanopia (blue-blind)

#1A7E86

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4e71ab;
/* rgb */ color: rgb(78, 113, 171);
/* oklch */ color: oklch(54.8% 0.100 260.1);

Tailwind

colors: {
  custom: {
    50: '#8699c4',
    500: '#4e71ab',
    950: '#000000',
  },
}

SCSS

$custom: #4e71ab;
$custom-light: #8699c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4e71ab",
  "rgb": {
    "r": 78,
    "g": 113,
    "b": 171
  },
  "hsl": {
    "h": 217.419,
    "s": 37.349,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54836,
    "c": 0.09963,
    "h": 260.1
  },
  "luminance": 0.1637
}

Semantic roles & 50–950 ramp

primary

#4E71AB

secondary

#C1B094

accent

#A25ACD

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D12

muted

#7D7E81

Preview Lab

Preview with #4E71AB

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

Preview Lab → · Contrast checker → · Palette generator →