#4E78D5#4E78D5

#4E78D5 is a mid, vivid blue. Relative luminance 0.199; OKLCH L 58.8% C 0.150 H 264.1°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#4E78D5
RGB	rgb(78, 120, 213)
HSL	hsl(221, 62%, 57%)
HSV	hsv(221, 63%, 84%)
CMYK	cmyk(63.4%, 43.7%, 0%, 16.5%)
CIE-LAB	lab(51.67, 14.67, -52.26)
CIE-LCH	lch(51.67, 54.28, 285.68°)
OKLab	oklab(58.83% -0.0155 -0.1491)
OKLCH	oklch(58.83% 0.15 264.1)
XYZ	xyz(21.8644, 19.8547, 65.6180)
Luminance	0.1986 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E78D5 #D5AB4E

analogous

#4EBCD5 #4E78D5 #674ED5

triadic

#4E78D5 #D54E78 #78D54E

tetradic

#4E78D5 #D54EBC #D5AB4E #4ED567

square

#4E78D5 #D54EBC #D5AB4E #4ED567

split-complementary

#4E78D5 #D5674E #BCD54E

monochromatic

#204188 #2C58BA #4E78D5 #7F9EE1 #B1C3EC

Accessibility & contrast

On white

4.22

#4E78D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#4E78D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E78D5

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E78D5	#FFFFFF	#000000	##000000
##4E78D5	1.00	4.22	4.97	4.97
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C82D9

Deuteranopia (green-blind)

#3775D3

Tritanopia (blue-blind)

#008D9C

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4e78d5;
/* rgb */ color: rgb(78, 120, 213);
/* oklch */ color: oklch(58.8% 0.150 264.1);

Tailwind

colors: {
  custom: {
    50: '#8c9ee2',
    500: '#4e78d5',
    950: '#000000',
  },
}

SCSS

$custom: #4e78d5;
$custom-light: #8c9ee2;
$custom-dark: #000000;

JSON

{
  "hex": "#4e78d5",
  "rgb": {
    "r": 78,
    "g": 120,
    "b": 213
  },
  "hsl": {
    "h": 221.333,
    "s": 61.644,
    "l": 57.059
  },
  "oklch": {
    "l": 0.58833,
    "c": 0.14995,
    "h": 264.1
  },
  "luminance": 0.19857
}

Semantic roles & 50–950 ramp

primary

#4E78D5

secondary

#DBCAA4

accent

#B243E5

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E78D5

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

Preview Lab → · Contrast checker → · Palette generator →