#4E71B8#4E71B8

#4E71B8 is a mid, moderate blue. Relative luminance 0.169; OKLCH L 55.6% C 0.118 H 263.2°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#4E71B8
RGB	rgb(78, 113, 184)
HSL	hsl(220, 43%, 51%)
HSV	hsv(220, 58%, 72%)
CMYK	cmyk(57.6%, 38.6%, 0%, 27.8%)
CIE-LAB	lab(48.12, 9.13, -41.31)
CIE-LCH	lch(48.12, 42.30, 282.46°)
OKLab	oklab(55.57% -0.0139 -0.1171)
OKLCH	oklch(55.57% 0.118 263.2)
XYZ	xyz(17.6958, 16.8892, 47.6655)
Luminance	0.1689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E71B8 #B8954E

analogous

#4EA6B8 #4E71B8 #604EB8

triadic

#4E71B8 #B84E71 #71B84E

tetradic

#4E71B8 #B84EA6 #B8954E #4EB860

square

#4E71B8 #B84EA6 #B8954E #4EB860

split-complementary

#4E71B8 #B8604E #A6B84E

monochromatic

#283C64 #39568F #4E71B8 #7A94CA #A5B7DB

Accessibility & contrast

On white

4.80

#4E71B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#4E71B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E71B8

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E71B8	#FFFFFF	#000000	##FFFFFF
##4E71B8	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5377BB

Deuteranopia (green-blind)

#466EB6

Tritanopia (blue-blind)

#00818B

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4e71b8;
/* rgb */ color: rgb(78, 113, 184);
/* oklch */ color: oklch(55.6% 0.118 263.2);

Tailwind

colors: {
  custom: {
    50: '#8899cd',
    500: '#4e71b8',
    950: '#000000',
  },
}

SCSS

$custom: #4e71b8;
$custom-light: #8899cd;
$custom-dark: #000000;

JSON

{
  "hex": "#4e71b8",
  "rgb": {
    "r": 78,
    "g": 113,
    "b": 184
  },
  "hsl": {
    "h": 220.189,
    "s": 42.742,
    "l": 51.373
  },
  "oklch": {
    "l": 0.5557,
    "c": 0.11794,
    "h": 263.2
  },
  "luminance": 0.16891
}

Semantic roles & 50–950 ramp

primary

#4E71B8

secondary

#C8B99A

accent

#A955D3

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #4E71B8

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

Preview Lab → · Contrast checker → · Palette generator →