Duke Blue Color – #00009c: Codes and Complete Breakdown
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The Duke Blue color hex code is #00009c, and it is composed of 0% red, 0% green and 61% blue.
Duke Blue is a dark, vibrant, saturated, and cool color at 100% saturation. It has a contrast ratio of 14.19:1 against a white background, which passes WCAG AA (Web Content Accessibility Guidelines, Level AA) compliance.
For better visibility, it is recommended to use the Duke Blue color (#00009c) against light backgrounds.

Duke Blue Color Shades
Complementary colors
Triadic colors
Tints or lighter colors
Darker colors
Analogous colors
Monochromatic colors
#00009c
Duke Blue Color Codes and Information
Here’s a complete breakdown of the color Duke Blue, including its HEX, RGB, HSL, and CMYK values, as well as other information about the color.
| Data Type | Values/Details |
|---|---|
| Hex | #00009c |
| RGB | rgb(0,0,156) |
| HSL | hsl(240,100%,30.6%) |
| CMYK | 100, 100, 0, 39 |
| HSV | 240, 100, 61 |
| RGB % | 0, 0, 61 |
| XYZ | 6, 2.4, 31.6 |
| LAB | 17.5, 54.9, -74.7 |
| Color Category | Dark |
| Color Family | Blue |
| Saturation | 100% |
| Temperature | Cool |
| Contrast Ratio Againt White (#ffffff) | 14.19 (passes WCAG AA) |
| Contrast Ratio Againt Black (#000000) | 1.48 (fails WCAG AA) |
Similar Colors to Duke Blue Color
#16b8f3

Zima Blue
#00308f

US Air Force Blue
#8093a4

Dusty Blue
#4169e1

Royal Blue
#dde0df

Barely Blue
#9bb3bc

Blue Shell
#cfe2ef

Weak Blue
#bedbed

Twin Blue









