#4E66E6#4E66E6

#4E66E6 is a mid, vivid blue. Relative luminance 0.168; OKLCH L 56.4% C 0.195 H 270.8°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#4E66E6
RGB	rgb(78, 102, 230)
HSL	hsl(231, 75%, 60%)
HSV	hsv(231, 66%, 90%)
CMYK	cmyk(66.1%, 55.7%, 0%, 9.8%)
CIE-LAB	lab(48.05, 31.71, -67.70)
CIE-LCH	lch(48.05, 74.76, 295.10°)
OKLab	oklab(56.43% 0.0028 -0.1948)
OKLCH	oklch(56.43% 0.195 270.8)
XYZ	xyz(22.1714, 16.8336, 76.9283)
Luminance	0.1684 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E66E6 #E6CE4E

analogous

#4EB2E6 #4E66E6 #824EE6

triadic

#4E66E6 #E64E66 #66E64E

tetradic

#4E66E6 #E64EB2 #E6CE4E #4EE682

square

#4E66E6 #E64EB2 #E6CE4E #4EE682

split-complementary

#4E66E6 #E6824E #B2E64E

monochromatic

#172DA3 #1F3CD8 #4E66E6 #8494EE #B9C3F5

Accessibility & contrast

On white

4.81

#4E66E6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#4E66E6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E66E6

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E66E6	#FFFFFF	#000000	##FFFFFF
##4E66E6	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0079EA

Deuteranopia (green-blind)

#006BE3

Tritanopia (blue-blind)

#00859C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #4e66e6;
/* rgb */ color: rgb(78, 102, 230);
/* oklch */ color: oklch(56.4% 0.195 270.8);

Tailwind

colors: {
  custom: {
    50: '#9091ef',
    500: '#4e66e6',
    950: '#000000',
  },
}

SCSS

$custom: #4e66e6;
$custom-light: #9091ef;
$custom-dark: #000000;

JSON

{
  "hex": "#4e66e6",
  "rgb": {
    "r": 78,
    "g": 102,
    "b": 230
  },
  "hsl": {
    "h": 230.526,
    "s": 75.248,
    "l": 60.392
  },
  "oklch": {
    "l": 0.56432,
    "c": 0.19482,
    "h": 270.8
  },
  "luminance": 0.16836
}

Semantic roles & 50–950 ramp

primary

#4E66E6

secondary

#E5DCAB

accent

#B80ED7

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #4E66E6

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

Preview Lab → · Contrast checker → · Palette generator →