#4E71BF#4E71BF

#4E71BF is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.0% C 0.128 H 264.4°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#4E71BF
RGB	rgb(78, 113, 191)
HSL	hsl(221, 47%, 53%)
HSV	hsv(221, 59%, 75%)
CMYK	cmyk(59.2%, 40.8%, 0%, 25.1%)
CIE-LAB	lab(48.50, 11.48, -44.75)
CIE-LCH	lch(48.50, 46.20, 284.39°)
OKLab	oklab(55.99% -0.0124 -0.1272)
OKLCH	oklch(55.99% 0.128 264.4)
XYZ	xyz(18.4478, 17.1900, 51.6260)
Luminance	0.1719 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E71BF #BF9C4E

analogous

#4EA9BF #4E71BF #634EBF

triadic

#4E71BF #BF4E71 #71BF4E

tetradic

#4E71BF #BF4EA9 #BF9C4E #4EBF63

square

#4E71BF #BF4EA9 #BF9C4E #4EBF63

split-complementary

#4E71BF #BF634E #A9BF4E

monochromatic

#273C6C #375599 #4E71BF #7B95CF #A8B9E0

Accessibility & contrast

On white

4.73

#4E71BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#4E71BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E71BF

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E71BF	#FFFFFF	#000000	##FFFFFF
##4E71BF	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F79C2

Deuteranopia (green-blind)

#406EBD

Tritanopia (blue-blind)

#00828F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4e71bf;
/* rgb */ color: rgb(78, 113, 191);
/* oklch */ color: oklch(56.0% 0.128 264.4);

Tailwind

colors: {
  custom: {
    50: '#8999d3',
    500: '#4e71bf',
    950: '#000000',
  },
}

SCSS

$custom: #4e71bf;
$custom-light: #8999d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4e71bf",
  "rgb": {
    "r": 78,
    "g": 113,
    "b": 191
  },
  "hsl": {
    "h": 221.416,
    "s": 46.888,
    "l": 52.745
  },
  "oklch": {
    "l": 0.55986,
    "c": 0.1278,
    "h": 264.4
  },
  "luminance": 0.17192
}

Semantic roles & 50–950 ramp

primary

#4E71BF

secondary

#CDBE9C

accent

#AD51D7

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #4E71BF

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

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