Thick Blue Color – #5566dd: Codes and Complete Breakdown
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The Thick Blue color hex code is #5566dd, and it is composed of 33% red, 40% green and 87% blue.
Thick Blue is a dark, bright, and cool color at 62% saturation. It has a contrast ratio of 4.85:1 against a white background, which passes WCAG AA (Web Content Accessibility Guidelines, Level AA) compliance.
For better visibility, it is recommended to use the Thick Blue color (#5566dd) against light backgrounds.

Thick Blue Color Shades
Complementary colors
Triadic colors
Tints or lighter colors
Darker colors
Analogous colors
Monochromatic colors
#5566dd
Thick Blue Color Codes and Information
Here’s a complete breakdown of the color Thick Blue, including its HEX, RGB, HSL, and CMYK values, as well as other information about the color.
| Data Type | Values/Details |
|---|---|
| Hex | #5566dd |
| RGB | rgb(85,102,221) |
| HSL | hsl(233,66.7%,60%) |
| CMYK | 62, 54, 0, 13 |
| HSV | 233, 62, 87 |
| RGB % | 33, 40, 87 |
| XYZ | 21.5, 16.7, 70.5 |
| LAB | 47.9, 29.3, -62.9 |
| Color Category | Dark |
| Color Family | Blue |
| Saturation | 62% |
| Temperature | Cool |
| Contrast Ratio Againt White (#ffffff) | 4.85 (passes WCAG AA) |
| Contrast Ratio Againt Black (#000000) | 4.33 (fails WCAG AA) |
Similar Colors to Thick Blue Color
#16b8f3

Zima Blue
#00308f

US Air Force Blue
#8093a4

Dusty Blue
#4169e1

Royal Blue
#dde0df

Barely Blue
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Blue Shell
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Weak Blue
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Twin Blue









