#4E78EC#4E78EC

#4E78EC is a mid, vivid blue. Relative luminance 0.211; OKLCH L 60.3% C 0.181 H 266.1°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#4E78EC
RGB	rgb(78, 120, 236)
HSL	hsl(224, 81%, 62%)
HSV	hsv(224, 67%, 93%)
CMYK	cmyk(66.9%, 49.2%, 0%, 7.5%)
CIE-LAB	lab(53.07, 22.63, -62.96)
CIE-LCH	lch(53.07, 66.90, 289.77°)
OKLab	oklab(60.35% -0.0122 -0.1806)
OKLCH	oklch(60.35% 0.181 266.1)
XYZ	xyz(24.9934, 21.1063, 82.0974)
Luminance	0.2111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E78EC #ECC24E

analogous

#4EC7EC #4E78EC #734EEC

triadic

#4E78EC #EC4E78 #78EC4E

tetradic

#4E78EC #EC4EC7 #ECC24E #4EEC73

square

#4E78EC #EC4EC7 #ECC24E #4EEC73

split-complementary

#4E78EC #EC734E #C7EC4E

monochromatic

#133CAD #194FE4 #4E78EC #85A2F2 #BDCCF8

Accessibility & contrast

On white

4.02

#4E78EC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#4E78EC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E78EC

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E78EC	#FFFFFF	#000000	##000000
##4E78EC	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3686F0

Deuteranopia (green-blind)

#0078EA

Tritanopia (blue-blind)

#0093A7

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4e78ec;
/* rgb */ color: rgb(78, 120, 236);
/* oklch */ color: oklch(60.3% 0.181 266.1);

Tailwind

colors: {
  custom: {
    50: '#909ef3',
    500: '#4e78ec',
    950: '#000000',
  },
}

SCSS

$custom: #4e78ec;
$custom-light: #909ef3;
$custom-dark: #000000;

JSON

{
  "hex": "#4e78ec",
  "rgb": {
    "r": 78,
    "g": 120,
    "b": 236
  },
  "hsl": {
    "h": 224.051,
    "s": 80.612,
    "l": 61.569
  },
  "oklch": {
    "l": 0.60347,
    "c": 0.18101,
    "h": 266.1
  },
  "luminance": 0.21109
}

Semantic roles & 50–950 ramp

primary

#4E78EC

secondary

#E8D9AE

accent

#A409DD

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4E78EC

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

Preview Lab → · Contrast checker → · Palette generator →