#00166B Hex Color
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This dark blue carries a heavy, serious weight, perfect for establishing authority in corporate or tech-focused UI designs. It functions best as a dominant base color rather than a text highlight. Pair it with soft cream or muted gold to cut the gloom. The hex code for this shade is #00166b, which offers high contrast against white text for clean readability.
Questions about #00166b
What is #00166b in RGB, HSL and CMYK?
In RGB, #00166b is rgb(0, 22, 107), in HSL hsl(228, 100%, 21%) and in CMYK 100%, 79%, 0%, 58%.
What colors pair best with #00166b?
Since #00166b is a dark, heavy blue, it requires lighter tones to create balance and readability. Pairing it with a soft cream or a muted gold creates a sophisticated contrast that prevents the design from feeling too gloomy or flat.
Should I use #00166b for large background areas?
This color acts as an excellent dominant base, but always prioritize readability by using white or very light text on top. It works best as a primary branding element or in a footer rather than a main content background area.
Is #00166b readable on white or black?
#00166b has a 15.82:1 contrast ratio on white and 1.32:1 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.