#1E88E5 Hex Color
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#1e88e5 is a vivid, high-energy blue that commands attention without feeling aggressive. Because it maintains strong legibility with black text, it works well for UI buttons, primary calls to action, and clean data visualizations. This shade acts as a reliable, professional anchor in tech and corporate branding. The hex code for this saturated blue is #1e88e5.
Questions about #1e88e5
What is #1e88e5 in RGB, HSL and CMYK?
In RGB, #1e88e5 is rgb(30, 136, 229), in HSL hsl(208, 79%, 51%) and in CMYK 87%, 41%, 0%, 10%.
What design elements pair best with #1e88e5?
#1e88e5 functions best as a primary action color against neutral backgrounds, such as white or light gray. Because of its high saturation, it commands attention and works effectively to guide a user's eye toward critical interface components like call-to-action buttons.
Is #1e88e5 readable on white or black?
#1e88e5 has a 3.67:1 contrast ratio on white and 5.70:1 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.