#4A66DA#4A66DA

#4A66DA is a mid, vivid blue. Relative luminance 0.160; OKLCH L 55.3% C 0.180 H 269.5°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#4A66DA
RGB	rgb(74, 102, 218)
HSL	hsl(228, 66%, 57%)
HSV	hsv(228, 66%, 85%)
CMYK	cmyk(66.1%, 53.2%, 0%, 14.5%)
CIE-LAB	lab(47.00, 26.96, -62.62)
CIE-LCH	lch(47.00, 68.18, 293.30°)
OKLab	oklab(55.32% -0.0017 -0.1799)
OKLCH	oklch(55.32% 0.18 269.5)
XYZ	xyz(20.2260, 16.0187, 68.3421)
Luminance	0.1602 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A66DA #DABE4A

analogous

#4AAEDA #4A66DA #764ADA

triadic

#4A66DA #DA4A66 #66DA4A

tetradic

#4A66DA #DA4AAE #DABE4A #4ADA76

square

#4A66DA #DA4AAE #DABE4A #4ADA76

split-complementary

#4A66DA #DA764A #AEDA4A

monochromatic

#1D338D #2745C0 #4A66DA #7D91E4 #B0BCEF

Accessibility & contrast

On white

5.00

#4A66DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#4A66DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A66DA

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A66DA	#FFFFFF	#000000	##FFFFFF
##4A66DA	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1376DE

Deuteranopia (green-blind)

#0069D8

Tritanopia (blue-blind)

#008296

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4a66da;
/* rgb */ color: rgb(74, 102, 218);
/* oklch */ color: oklch(55.3% 0.180 269.5);

Tailwind

colors: {
  custom: {
    50: '#8c91e6',
    500: '#4a66da',
    950: '#000000',
  },
}

SCSS

$custom: #4a66da;
$custom-light: #8c91e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4a66da",
  "rgb": {
    "r": 74,
    "g": 102,
    "b": 218
  },
  "hsl": {
    "h": 228.333,
    "s": 66.055,
    "l": 57.255
  },
  "oklch": {
    "l": 0.55321,
    "c": 0.17996,
    "h": 269.5
  },
  "luminance": 0.16021
}

Semantic roles & 50–950 ramp

primary

#4A66DA

secondary

#DDD2A3

accent

#C83FE9

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4A66DA

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

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