Optimum Blue Color – #465a7f: Codes and Complete Breakdown
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The Optimum Blue color hex code is #465a7f, and it is composed of 27% red, 35% green and 50% blue.
Optimum Blue is a dark, muted, and cool color at 45% saturation. It has a contrast ratio of 6.93:1 against a white background, which passes WCAG AA (Web Content Accessibility Guidelines, Level AA) compliance.
For better visibility, it is recommended to use the Optimum Blue color (#465a7f) against light backgrounds.

Optimum Blue Color Shades
Complementary colors
Triadic colors
Tints or lighter colors
Darker colors
Analogous colors
Monochromatic colors
#465a7f
Optimum Blue Color Codes and Information
Here’s a complete breakdown of the color Optimum Blue, including its HEX, RGB, HSL, and CMYK values, as well as other information about the color.
| Data Type | Values/Details |
|---|---|
| Hex | #465a7f |
| RGB | rgb(70,90,127) |
| HSL | hsl(219,28.9%,38.6%) |
| CMYK | 45, 29, 0, 50 |
| HSV | 219, 45, 50 |
| RGB % | 27, 35, 50 |
| XYZ | 10, 10.1, 21.5 |
| LAB | 38, 3.2, -23.3 |
| Color Category | Dark |
| Color Family | Blue |
| Saturation | 45% |
| Temperature | Cool |
| Contrast Ratio Againt White (#ffffff) | 6.93 (passes WCAG AA) |
| Contrast Ratio Againt Black (#000000) | 3.03 (fails WCAG AA) |
Similar Colors to Optimum 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
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Twin Blue










