Captain Blue Color – #005171: Codes and Complete Breakdown
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The Captain Blue color hex code is #005171, and it is composed of 0% red, 32% green and 44% blue.
Captain Blue is a dark, vibrant, saturated, and cool color at 100% saturation. It has a contrast ratio of 8.69:1 against a white background, which passes WCAG AA (Web Content Accessibility Guidelines, Level AA) compliance.
For better visibility, it is recommended to use the Captain Blue color (#005171) against light backgrounds.

Captain Blue Color Shades
Complementary colors
Triadic colors
Tints or lighter colors
Darker colors
Analogous colors
Monochromatic colors
#005171
Captain Blue Color Codes and Information
Here’s a complete breakdown of the color Captain Blue, including its HEX, RGB, HSL, and CMYK values, as well as other information about the color.
| Data Type | Values/Details |
|---|---|
| Hex | #005171 |
| RGB | rgb(0,81,113) |
| HSL | hsl(197,100%,22.2%) |
| CMYK | 100, 28, 0, 56 |
| HSV | 197, 100, 44 |
| RGB % | 0, 32, 44 |
| XYZ | 5.9, 7.1, 16.7 |
| LAB | 32, -9.1, -24.2 |
| Color Category | Dark |
| Color Family | Blue |
| Saturation | 100% |
| Temperature | Cool |
| Contrast Ratio Againt White (#ffffff) | 8.69 (passes WCAG AA) |
| Contrast Ratio Againt Black (#000000) | 2.42 (fails WCAG AA) |
Similar Colors to Captain 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









