#4E78C7#4E78C7

#4E78C7 is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.0% C 0.131 H 262.0°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#4E78C7
RGB	rgb(78, 120, 199)
HSL	hsl(219, 52%, 54%)
HSV	hsv(219, 61%, 78%)
CMYK	cmyk(60.8%, 39.7%, 0%, 22%)
CIE-LAB	lab(50.89, 9.88, -45.54)
CIE-LCH	lch(50.89, 46.60, 282.24°)
OKLab	oklab(57.98% -0.0182 -0.1294)
OKLCH	oklch(57.98% 0.131 262)
XYZ	xyz(20.1636, 19.1744, 56.6602)
Luminance	0.1918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E78C7 #C79D4E

analogous

#4EB4C7 #4E78C7 #614EC7

triadic

#4E78C7 #C74E78 #78C74E

tetradic

#4E78C7 #C74EB4 #C79D4E #4EC761

square

#4E78C7 #C74EB4 #C79D4E #4EC761

split-complementary

#4E78C7 #C7614E #B4C74E

monochromatic

#254175 #345BA4 #4E78C7 #7C9BD6 #ABBFE4

Accessibility & contrast

On white

4.34

#4E78C7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#4E78C7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E78C7

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E78C7	#FFFFFF	#000000	##000000
##4E78C7	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#567FCA

Deuteranopia (green-blind)

#4574C5

Tritanopia (blue-blind)

#008A96

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4e78c7;
/* rgb */ color: rgb(78, 120, 199);
/* oklch */ color: oklch(58.0% 0.131 262.0);

Tailwind

colors: {
  custom: {
    50: '#8a9ed8',
    500: '#4e78c7',
    950: '#000000',
  },
}

SCSS

$custom: #4e78c7;
$custom-light: #8a9ed8;
$custom-dark: #000000;

JSON

{
  "hex": "#4e78c7",
  "rgb": {
    "r": 78,
    "g": 120,
    "b": 199
  },
  "hsl": {
    "h": 219.174,
    "s": 51.931,
    "l": 54.314
  },
  "oklch": {
    "l": 0.57976,
    "c": 0.13071,
    "h": 262
  },
  "luminance": 0.19176
}

Semantic roles & 50–950 ramp

primary

#4E78C7

secondary

#D2C09F

accent

#AA4CDB

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0D0E14

muted

#7D7E83

Preview Lab

Preview with #4E78C7

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

Preview Lab → · Contrast checker → · Palette generator →