#4A66D7#4A66D7

#4A66D7 is a mid, vivid blue. Relative luminance 0.159; OKLCH L 55.1% C 0.176 H 269.4°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#4A66D7
RGB	rgb(74, 102, 215)
HSL	hsl(228, 64%, 57%)
HSV	hsv(228, 66%, 84%)
CMYK	cmyk(65.6%, 52.6%, 0%, 15.7%)
CIE-LAB	lab(46.79, 25.92, -61.25)
CIE-LCH	lch(46.79, 66.50, 292.94°)
OKLab	oklab(55.1% -0.0019 -0.1759)
OKLCH	oklch(55.1% 0.176 269.4)
XYZ	xyz(19.8370, 15.8631, 66.2933)
Luminance	0.1587 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A66D7 #D7BB4A

analogous

#4AADD7 #4A66D7 #754AD7

triadic

#4A66D7 #D74A66 #66D74A

tetradic

#4A66D7 #D74AAD #D7BB4A #4AD775

square

#4A66D7 #D74AAD #D7BB4A #4AD775

split-complementary

#4A66D7 #D7754A #ADD74A

monochromatic

#1E3388 #2946BB #4A66D7 #7C90E2 #AEBBED

Accessibility & contrast

On white

5.03

#4A66D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#4A66D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A66D7

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A66D7	#FFFFFF	#000000	##FFFFFF
##4A66D7	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B76DB

Deuteranopia (green-blind)

#0069D5

Tritanopia (blue-blind)

#008195

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4a66d7;
/* rgb */ color: rgb(74, 102, 215);
/* oklch */ color: oklch(55.1% 0.176 269.4);

Tailwind

colors: {
  custom: {
    50: '#8b91e4',
    500: '#4a66d7',
    950: '#000000',
  },
}

SCSS

$custom: #4a66d7;
$custom-light: #8b91e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4a66d7",
  "rgb": {
    "r": 74,
    "g": 102,
    "b": 215
  },
  "hsl": {
    "h": 228.085,
    "s": 63.801,
    "l": 56.667
  },
  "oklch": {
    "l": 0.55102,
    "c": 0.17591,
    "h": 269.4
  },
  "luminance": 0.15865
}

Semantic roles & 50–950 ramp

primary

#4A66D7

secondary

#DBD0A2

accent

#C641E7

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4A66D7

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

Preview Lab → · Contrast checker → · Palette generator →