#278ABA Hex Color
Online color picker to view shades, tints, color codes, and complementary colors

This cool, muted blue functions as a sturdy, professional anchor in UI design. Because it lacks high saturation, #278aba feels reliable rather than aggressive, making it an excellent choice for security or financial interfaces. Pair it with soft, light grays for a clean look, or use black text for optimal readability. The hex code for this stable tone is #278aba.
Questions about #278aba
What is #278aba in RGB, HSL and CMYK?
In RGB, #278aba is rgb(39, 138, 186), in HSL hsl(200, 65%, 44%) and in CMYK 79%, 26%, 0%, 27%.
What design aesthetic does #278aba best support?
This muted blue excels in professional environments where trust and stability are paramount, such as financial dashboards or security-focused applications. It avoids the intensity of primary blues, allowing it to function as a quiet, authoritative anchor in complex layouts.
Which colors work best when paired with #278aba?
Pair #278aba with crisp light grays to maintain a professional hierarchy in your UI. Using a deep charcoal for typography ensures optimal readability against this blue without the harsh contrast of absolute black.
Is #278aba readable on white or black?
#278aba has a 3.86:1 contrast ratio on white and 5.43:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works only for large text (24px, or 18.5px bold) and on black it works for body text. Try other pairs in the contrast checker.