#054D66 Hex Color
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Dark and muted, #054d66 is a cool blue with a gray, slightly green undertone. This hex code carries a serious, dependable mood that suits finance, security, technology, and formal branding. Use it as a dominant background with white text, which reaches about 9.3:1 contrast and supports readable body copy. Its low brightness can feel heavy in large, unbalanced layouts.
Questions about #054d66
What is #054d66 in RGB, HSL and CMYK?
In RGB, #054d66 is rgb(5, 77, 102), in HSL hsl(195, 91%, 21%) and in CMYK 95%, 25%, 0%, 60%.
What colors pair well with #054d66 in a design?
#054d66 pairs well with warm off-white, muted copper, and burgundy accents because those warmer notes keep its blue-green darkness from feeling flat or overly cold across interfaces and brand systems. Use copper sparingly for emphasis, while off-white handles larger text and surfaces.
Is #054d66 readable on white or black?
#054d66 has a 9.29:1 contrast ratio on white and 2.25:1 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.