Nautilus Color – #273c5a: Codes and Complete Breakdown
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The Nautilus color hex code is #273c5a, and it is composed of 15% red, 24% green and 35% blue.
Nautilus is a dark, muted, and cool color at 57% saturation. It has a contrast ratio of 11.17:1 against a white background, which passes WCAG AA (Web Content Accessibility Guidelines, Level AA) compliance.
For better visibility, it is recommended to use the Nautilus color (#273c5a) against light backgrounds.

Nautilus Color Shades
Complementary colors
Triadic colors
Tints or lighter colors
Darker colors
Analogous colors
Monochromatic colors
#273c5a
Nautilus Color Codes and Information
Here’s a complete breakdown of the color Nautilus, including its HEX, RGB, HSL, and CMYK values, as well as other information about the color.
| Data Type | Values/Details |
|---|---|
| Hex | #273c5a |
| RGB | rgb(39,60,90) |
| HSL | hsl(215,39.5%,25.3%) |
| CMYK | 57, 33, 0, 65 |
| HSV | 215, 57, 35 |
| RGB % | 15, 24, 35 |
| XYZ | 4.3, 4.4, 10.3 |
| LAB | 25, 1.6, -20.5 |
| Color Category | Dark |
| Color Family | Blue |
| Saturation | 57% |
| Temperature | Cool |
| Contrast Ratio Againt White (#ffffff) | 11.17 (passes WCAG AA) |
| Contrast Ratio Againt Black (#000000) | 1.88 (fails WCAG AA) |










