#3881EA Hex Color
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#3881ea is an intense, saturated blue that commands focus. It works as a punchy accent or primary call-to-action button in tech and finance interfaces. Because it offers strong contrast with black text, readability remains high even at small sizes. Use this shade sparingly to avoid overwhelming your layout. The hex code for this bright tone is #3881ea.
Questions about #3881ea
What is #3881ea in RGB, HSL and CMYK?
In RGB, #3881ea is rgb(56, 129, 234), in HSL hsl(215, 81%, 57%) and in CMYK 76%, 45%, 0%, 8%. Browse more shades of blue with names and hex codes.
When should I use #3881ea in my user interface?
#3881ea is best suited for primary call-to-action buttons and interactive elements where you need to draw the eye immediately. Because it is so saturated, reserve it for high-priority actions rather than large background areas to prevent visual fatigue.
Is #3881ea readable on white or black?
#3881ea has a 3.82:1 contrast ratio on white and 5.49:1 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.