#4A66E5#4A66E5

#4A66E5 is a mid, vivid blue. Relative luminance 0.166; OKLCH L 56.1% C 0.195 H 269.7°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#4A66E5
RGB	rgb(74, 102, 229)
HSL	hsl(229, 75%, 59%)
HSV	hsv(229, 68%, 90%)
CMYK	cmyk(67.7%, 55.5%, 0%, 10.2%)
CIE-LAB	lab(47.77, 30.79, -67.60)
CIE-LCH	lch(47.77, 74.28, 294.49°)
OKLab	oklab(56.14% -0.0011 -0.1946)
OKLCH	oklch(56.14% 0.195 269.7)
XYZ	xyz(21.7134, 16.6136, 76.1760)
Luminance	0.1662 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A66E5 #E5C94A

analogous

#4AB4E5 #4A66E5 #7C4AE5

triadic

#4A66E5 #E54A66 #66E54A

tetradic

#4A66E5 #E54AB4 #E5C94A #4AE57C

square

#4A66E5 #E54AB4 #E5C94A #4AE57C

split-complementary

#4A66E5 #E57C4A #B4E54A

monochromatic

#172F9E #1E3FD3 #4A66E5 #8093ED #B5C0F4

Accessibility & contrast

On white

4.86

#4A66E5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#4A66E5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A66E5

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A66E5	#FFFFFF	#000000	##FFFFFF
##4A66E5	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0079E9

Deuteranopia (green-blind)

#006BE2

Tritanopia (blue-blind)

#00859C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #4a66e5;
/* rgb */ color: rgb(74, 102, 229);
/* oklch */ color: oklch(56.1% 0.195 269.7);

Tailwind

colors: {
  custom: {
    50: '#8e91ee',
    500: '#4a66e5',
    950: '#000000',
  },
}

SCSS

$custom: #4a66e5;
$custom-light: #8e91ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4a66e5",
  "rgb": {
    "r": 74,
    "g": 102,
    "b": 229
  },
  "hsl": {
    "h": 229.161,
    "s": 74.879,
    "l": 59.412
  },
  "oklch": {
    "l": 0.56144,
    "c": 0.1946,
    "h": 269.7
  },
  "luminance": 0.16616
}

Semantic roles & 50–950 ramp

primary

#4A66E5

secondary

#E4D9A7

accent

#D036F1

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #4A66E5

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

Preview Lab → · Contrast checker → · Palette generator →