#4E66CA#4E66CA

#4E66CA is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.4% C 0.157 H 270.3°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#4E66CA
RGB	rgb(78, 102, 202)
HSL	hsl(228, 54%, 55%)
HSV	hsv(228, 61%, 79%)
CMYK	cmyk(61.4%, 49.5%, 0%, 20.8%)
CIE-LAB	lab(46.16, 22.11, -54.83)
CIE-LCH	lch(46.16, 59.12, 291.96°)
OKLab	oklab(54.41% 0.0008 -0.1569)
OKLCH	oklch(54.41% 0.157 270.3)
XYZ	xyz(18.5503, 15.3852, 57.8577)
Luminance	0.1539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E66CA #CAB24E

analogous

#4EA4CA #4E66CA #744ECA

triadic

#4E66CA #CA4E66 #66CA4E

tetradic

#4E66CA #CA4EA4 #CAB24E #4ECA74

square

#4E66CA #CA4EA4 #CAB24E #4ECA74

split-complementary

#4E66CA #CA744E #A4CA4E

monochromatic

#243579 #3249A8 #4E66CA #7D8FD8 #ACB7E6

Accessibility & contrast

On white

5.15

#4E66CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#4E66CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E66CA

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E66CA	#FFFFFF	#000000	##FFFFFF
##4E66CA	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3173CE

Deuteranopia (green-blind)

#1568C8

Tritanopia (blue-blind)

#007D8E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4e66ca;
/* rgb */ color: rgb(78, 102, 202);
/* oklch */ color: oklch(54.4% 0.157 270.3);

Tailwind

colors: {
  custom: {
    50: '#8b91db',
    500: '#4e66ca',
    950: '#000000',
  },
}

SCSS

$custom: #4e66ca;
$custom-light: #8b91db;
$custom-dark: #000000;

JSON

{
  "hex": "#4e66ca",
  "rgb": {
    "r": 78,
    "g": 102,
    "b": 202
  },
  "hsl": {
    "h": 228.387,
    "s": 53.913,
    "l": 54.902
  },
  "oklch": {
    "l": 0.54405,
    "c": 0.15692,
    "h": 270.3
  },
  "luminance": 0.15387
}

Semantic roles & 50–950 ramp

primary

#4E66CA

secondary

#D4CAA0

accent

#C14BDD

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4E66CA

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

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