#4E78E2#4E78E2

#4E78E2 is a mid, vivid blue. Relative luminance 0.205; OKLCH L 59.7% C 0.168 H 265.4°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#4E78E2
RGB	rgb(78, 120, 226)
HSL	hsl(223, 72%, 60%)
HSV	hsv(223, 65%, 89%)
CMYK	cmyk(65.5%, 46.9%, 0%, 11.4%)
CIE-LAB	lab(52.44, 19.16, -58.35)
CIE-LCH	lch(52.44, 61.42, 288.18°)
OKLab	oklab(59.67% -0.0135 -0.1671)
OKLCH	oklch(59.67% 0.168 265.4)
XYZ	xyz(23.5811, 20.5414, 74.6589)
Luminance	0.2054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E78E2 #E2B84E

analogous

#4EC2E2 #4E78E2 #6E4EE2

triadic

#4E78E2 #E24E78 #78E24E

tetradic

#4E78E2 #E24EC2 #E2B84E #4EE26E

square

#4E78E2 #E24EC2 #E2B84E #4EE26E

split-complementary

#4E78E2 #E26E4E #C2E24E

monochromatic

#1A3F9C #2254D1 #4E78E2 #83A0EB #B7C8F3

Accessibility & contrast

On white

4.11

#4E78E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#4E78E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E78E2

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E78E2	#FFFFFF	#000000	##000000
##4E78E2	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4184E6

Deuteranopia (green-blind)

#2277E0

Tritanopia (blue-blind)

#0091A2

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4e78e2;
/* rgb */ color: rgb(78, 120, 226);
/* oklch */ color: oklch(59.7% 0.168 265.4);

Tailwind

colors: {
  custom: {
    50: '#8e9eec',
    500: '#4e78e2',
    950: '#000000',
  },
}

SCSS

$custom: #4e78e2;
$custom-light: #8e9eec;
$custom-dark: #000000;

JSON

{
  "hex": "#4e78e2",
  "rgb": {
    "r": 78,
    "g": 120,
    "b": 226
  },
  "hsl": {
    "h": 222.973,
    "s": 71.845,
    "l": 59.608
  },
  "oklch": {
    "l": 0.59673,
    "c": 0.1676,
    "h": 265.4
  },
  "luminance": 0.20544
}

Semantic roles & 50–950 ramp

primary

#4E78E2

secondary

#E3D2A9

accent

#BB39EF

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #4E78E2

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

Preview Lab → · Contrast checker → · Palette generator →