#011F5E Hex Color
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Deep navy with barely any light in it. #011f5e is a dark, cool blue built for dominant roles: dark mode backgrounds, finance branding, government design. Its low lightness reads serious and stable. White text hits about 15.5:1 contrast on it, well past WCAG AA. Pair it with muted brass or burgundy instead of plain gray. The hex code sits a step from mixing black.
Questions about #011f5e
What is #011f5e in RGB, HSL and CMYK?
In RGB, #011f5e is rgb(1, 31, 94), in HSL hsl(221, 98%, 19%) and in CMYK 99%, 67%, 0%, 63%.
What colors pair well with #011f5e?
Muted brass, burgundy, and warm cream all flatter #011f5e because their warm undertones balance its cold depth. Plain gray or black next to it can turn muddy and flat. Use it as the dominant base and keep the warm tones in smaller supporting doses.
Is #011f5e readable on white or black?
#011f5e has a 15.45:1 contrast ratio on white and 1.35:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works for body text and on black it is too faint for text. Try other pairs in the contrast checker.