#5B78B3 Hex Color
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Muted and cool, this medium blue has dusty gray undertones and a matte, low-saturation finish. Its restrained character suggests reliability and control, making it useful as a supporting tone in finance, security, healthcare, and government interfaces. Pair it with warm gray or muted rust for contrast. The hex code #5b78b3 supports black body text at about a 4.8:1 contrast ratio.
Questions about #5b78b3
What is #5b78b3 in RGB, HSL and CMYK?
In RGB, #5b78b3 is rgb(91, 120, 179), in HSL hsl(220, 37%, 53%) and in CMYK 49%, 33%, 0%, 30%. Browse more shades of blue with names and hex codes.
What colors pair well with #5b78b3?
Warm gray and muted rust pair well with #5b78b3, balancing its cool, dusty blue character without creating harsh contrast. Use warm gray for quiet layouts and a restrained rust or terracotta accent when buttons or highlights need more energy.
Does #5b78b3 read as warm or cool?
#5b78b3 reads as a cool blue because its subdued blue base is softened by gray rather than warmed by yellow or red undertones. The low saturation keeps it calm and matte, making it feel controlled instead of vivid or energetic.
Is #5b78b3 readable on white or black?
#5b78b3 has a 4.39:1 contrast ratio on white and 4.78:1 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.