#0389FF Hex Color
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This saturated, high-intensity blue demands immediate attention. It is often too aggressive for large backgrounds, but serves as a perfect accent for UI elements or primary calls to action. The hex code #0389ff pairs well with dark gray or stark white. It provides strong contrast against black text, ensuring high legibility for small buttons, links, and detailed icons in technology interfaces.
Questions about #0389ff
What is #0389ff in RGB, HSL and CMYK?
In RGB, #0389ff is rgb(3, 137, 255), in HSL hsl(208, 100%, 51%) and in CMYK 99%, 46%, 0%, 0%. Browse more shades of blue with names and hex codes.
Where should I use #0389ff in my interface design?
Reserve #0389ff for high-impact UI elements like primary buttons, notification badges, or actionable links. Because of its extreme saturation, it can overwhelm larger backgrounds, so balance it with neutral tones like charcoal or stark white to maintain readability.
Is #0389ff readable on white or black?
#0389ff has a 3.48:1 contrast ratio on white and 6.02:1 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.