#4E73BF#4E73BF

#4E73BF is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.4% C 0.125 H 263.3°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#4E73BF
RGB	rgb(78, 115, 191)
HSL	hsl(220, 47%, 53%)
HSV	hsv(220, 59%, 75%)
CMYK	cmyk(59.2%, 39.8%, 0%, 25.1%)
CIE-LAB	lab(49.06, 10.25, -43.86)
CIE-LCH	lch(49.06, 45.04, 283.15°)
OKLab	oklab(56.42% -0.0146 -0.1246)
OKLCH	oklch(56.42% 0.125 263.3)
XYZ	xyz(18.6734, 17.6412, 51.7012)
Luminance	0.1764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E73BF #BF9A4E

analogous

#4EABBF #4E73BF #614EBF

triadic

#4E73BF #BF4E73 #73BF4E

tetradic

#4E73BF #BF4EAB #BF9A4E #4EBF61

square

#4E73BF #BF4EAB #BF9A4E #4EBF61

split-complementary

#4E73BF #BF614E #ABBF4E

monochromatic

#273D6C #375799 #4E73BF #7B97CF #A8BAE0

Accessibility & contrast

On white

4.64

#4E73BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#4E73BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #4E73BF

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E73BF	#FFFFFF	#000000	##FFFFFF
##4E73BF	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#527AC2

Deuteranopia (green-blind)

#4370BD

Tritanopia (blue-blind)

#008490

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #4e73bf;
/* rgb */ color: rgb(78, 115, 191);
/* oklch */ color: oklch(56.4% 0.125 263.3);

Tailwind

colors: {
  custom: {
    50: '#899ad3',
    500: '#4e73bf',
    950: '#000000',
  },
}

SCSS

$custom: #4e73bf;
$custom-light: #899ad3;
$custom-dark: #000000;

JSON

{
  "hex": "#4e73bf",
  "rgb": {
    "r": 78,
    "g": 115,
    "b": 191
  },
  "hsl": {
    "h": 220.354,
    "s": 46.888,
    "l": 52.745
  },
  "oklch": {
    "l": 0.56418,
    "c": 0.12542,
    "h": 263.3
  },
  "luminance": 0.17643
}

Semantic roles & 50–950 ramp

primary

#4E73BF

secondary

#CDBD9C

accent

#AB51D7

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #4E73BF

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

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