#4E66C4#4E66C4

#4E66C4 is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.0% C 0.149 H 270.0°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#4E66C4
RGB	rgb(78, 102, 196)
HSL	hsl(228, 50%, 54%)
HSV	hsv(228, 60%, 77%)
CMYK	cmyk(60.2%, 48%, 0%, 23.1%)
CIE-LAB	lab(45.78, 20.06, -51.98)
CIE-LCH	lch(45.78, 55.71, 291.10°)
OKLab	oklab(54% 0.0001 -0.1485)
OKLCH	oklch(54% 0.149 270)
XYZ	xyz(17.8537, 15.1065, 54.1888)
Luminance	0.1511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E66C4 #C4AC4E

analogous

#4EA1C4 #4E66C4 #714EC4

triadic

#4E66C4 #C44E66 #66C44E

tetradic

#4E66C4 #C44EA1 #C4AC4E #4EC471

square

#4E66C4 #C44EA1 #C4AC4E #4EC471

split-complementary

#4E66C4 #C4714E #A1C44E

monochromatic

#263572 #354BA0 #4E66C4 #7C8ED3 #AAB5E3

Accessibility & contrast

On white

5.22

#4E66C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#4E66C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E66C4

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E66C4	#FFFFFF	#000000	##FFFFFF
##4E66C4	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3772C7

Deuteranopia (green-blind)

#2367C2

Tritanopia (blue-blind)

#007B8B

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4e66c4;
/* rgb */ color: rgb(78, 102, 196);
/* oklch */ color: oklch(54.0% 0.149 270.0);

Tailwind

colors: {
  custom: {
    50: '#8a91d6',
    500: '#4e66c4',
    950: '#000000',
  },
}

SCSS

$custom: #4e66c4;
$custom-light: #8a91d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4e66c4",
  "rgb": {
    "r": 78,
    "g": 102,
    "b": 196
  },
  "hsl": {
    "h": 227.797,
    "s": 50,
    "l": 53.725
  },
  "oklch": {
    "l": 0.53997,
    "c": 0.14855,
    "h": 270
  },
  "luminance": 0.15108
}

Semantic roles & 50–950 ramp

primary

#4E66C4

secondary

#D0C69E

accent

#BD4EDA

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0D0C14

muted

#7D7D83

Preview Lab

Preview with #4E66C4

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

Preview Lab → · Contrast checker → · Palette generator →