#4E71BD#4E71BD

#4E71BD is a mid, vivid blue. Relative luminance 0.171; OKLCH L 55.9% C 0.125 H 264.1°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#4E71BD
RGB	rgb(78, 113, 189)
HSL	hsl(221, 46%, 52%)
HSV	hsv(221, 59%, 74%)
CMYK	cmyk(58.7%, 40.2%, 0%, 25.9%)
CIE-LAB	lab(48.39, 10.81, -43.77)
CIE-LCH	lch(48.39, 45.09, 283.87°)
OKLab	oklab(55.87% -0.0128 -0.1243)
OKLCH	oklch(55.87% 0.125 264.1)
XYZ	xyz(18.2292, 17.1026, 50.4747)
Luminance	0.1710 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E71BD #BD9A4E

analogous

#4EA9BD #4E71BD #634EBD

triadic

#4E71BD #BD4E71 #71BD4E

tetradic

#4E71BD #BD4EA9 #BD9A4E #4EBD63

square

#4E71BD #BD4EA9 #BD9A4E #4EBD63

split-complementary

#4E71BD #BD634E #A9BD4E

monochromatic

#273C69 #385696 #4E71BD #7B95CE #A7B9DE

Accessibility & contrast

On white

4.75

#4E71BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#4E71BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E71BD

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E71BD	#FFFFFF	#000000	##FFFFFF
##4E71BD	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)

#5078C0

Deuteranopia (green-blind)

#426EBB

Tritanopia (blue-blind)

#00828E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4e71bd;
/* rgb */ color: rgb(78, 113, 189);
/* oklch */ color: oklch(55.9% 0.125 264.1);

Tailwind

colors: {
  custom: {
    50: '#8899d1',
    500: '#4e71bd',
    950: '#000000',
  },
}

SCSS

$custom: #4e71bd;
$custom-light: #8899d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4e71bd",
  "rgb": {
    "r": 78,
    "g": 113,
    "b": 189
  },
  "hsl": {
    "h": 221.081,
    "s": 45.679,
    "l": 52.353
  },
  "oklch": {
    "l": 0.55866,
    "c": 0.12499,
    "h": 264.1
  },
  "luminance": 0.17104
}

Semantic roles & 50–950 ramp

primary

#4E71BD

secondary

#CCBC9B

accent

#AC52D5

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0D14

muted

#7D7E82

Preview Lab

Preview with #4E71BD

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

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