Classic Blue Color – #0f4e81: Codes and Complete Breakdown
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The Classic Blue color hex code is #0f4e81, and it is composed of 6% red, 31% green and 51% blue.
Classic Blue is a dark, bright, and cool color at 88% saturation. It has a contrast ratio of 8.65:1 against a white background, which passes WCAG AA (Web Content Accessibility Guidelines, Level AA) compliance.
For better visibility, it is recommended to use the Classic Blue color (#0f4e81) against light backgrounds.

Classic Blue Color Shades
Complementary colors
Triadic colors
Tints or lighter colors
Darker colors
Analogous colors
Monochromatic colors
#0f4e81
Classic Blue Color Codes and Information
Here’s a complete breakdown of the color Classic Blue, including its HEX, RGB, HSL, and CMYK values, as well as other information about the color.
| Data Type | Values/Details |
|---|---|
| Hex | #0f4e81 |
| RGB | rgb(15,78,129) |
| HSL | hsl(207,79.2%,28.2%) |
| CMYK | 88, 40, 0, 49 |
| HSV | 207, 88, 51 |
| RGB % | 6, 31, 51 |
| XYZ | 6.9, 7.1, 21.8 |
| LAB | 32, 1.5, -34.2 |
| Color Category | Dark |
| Color Family | Blue |
| Saturation | 88% |
| Temperature | Cool |
| Contrast Ratio Againt White (#ffffff) | 8.65 (passes WCAG AA) |
| Contrast Ratio Againt Black (#000000) | 2.43 (fails WCAG AA) |
Similar Colors to Classic 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
#d1d8d0

Zephyr Blue










