#4E78C8#4E78C8

#4E78C8 is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.0% C 0.132 H 262.2°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#4E78C8
RGB	rgb(78, 120, 200)
HSL	hsl(219, 53%, 55%)
HSV	hsv(219, 61%, 78%)
CMYK	cmyk(61%, 40%, 0%, 21.6%)
CIE-LAB	lab(50.94, 10.22, -46.02)
CIE-LCH	lch(50.94, 47.15, 282.52°)
OKLab	oklab(58.04% -0.018 -0.1308)
OKLCH	oklch(58.04% 0.132 262.2)
XYZ	xyz(20.2801, 19.2210, 57.2737)
Luminance	0.1922 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E78C8 #C89E4E

analogous

#4EB5C8 #4E78C8 #614EC8

triadic

#4E78C8 #C84E78 #78C84E

tetradic

#4E78C8 #C84EB5 #C89E4E #4EC861

square

#4E78C8 #C84EB5 #C89E4E #4EC861

split-complementary

#4E78C8 #C8614E #B5C84E

monochromatic

#254177 #335BA5 #4E78C8 #7D9CD7 #ABBFE5

Accessibility & contrast

On white

4.33

#4E78C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#4E78C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E78C8

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E78C8	#FFFFFF	#000000	##000000
##4E78C8	1.00	4.33	4.84	4.84
#FFFFFF	4.33	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)

#557FCB

Deuteranopia (green-blind)

#4474C6

Tritanopia (blue-blind)

#008A96

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4e78c8;
/* rgb */ color: rgb(78, 120, 200);
/* oklch */ color: oklch(58.0% 0.132 262.2);

Tailwind

colors: {
  custom: {
    50: '#8a9ed9',
    500: '#4e78c8',
    950: '#000000',
  },
}

SCSS

$custom: #4e78c8;
$custom-light: #8a9ed9;
$custom-dark: #000000;

JSON

{
  "hex": "#4e78c8",
  "rgb": {
    "r": 78,
    "g": 120,
    "b": 200
  },
  "hsl": {
    "h": 219.344,
    "s": 52.586,
    "l": 54.51
  },
  "oklch": {
    "l": 0.58036,
    "c": 0.13209,
    "h": 262.2
  },
  "luminance": 0.19223
}

Semantic roles & 50–950 ramp

primary

#4E78C8

secondary

#D3C19F

accent

#AA4CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0D0E14

muted

#7D7E83

Preview Lab

Preview with #4E78C8

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

Preview Lab → · Contrast checker → · Palette generator →