#3997D0 Hex Color
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This cool, unsaturated blue suits professional interfaces, especially in finance or security. Because it offers a 6.5:1 contrast ratio with black text, #3997d0 is an accessible choice for body copy. The hex code is #3997d0, and it feels less clinical when paired with warm greys rather than stark whites. Rely on this steady tone to communicate stability in your digital products.
Questions about #3997d0
What is #3997d0 in RGB, HSL and CMYK?
In RGB, #3997d0 is rgb(57, 151, 208), in HSL hsl(203, 62%, 52%) and in CMYK 73%, 27%, 0%, 18%.
When should I use #3997d0 in my UI projects?
Use #3997d0 whenever you need to convey trust and security without appearing overly clinical. It excels in financial dashboards or data-heavy platforms where readability is paramount, pairing exceptionally well with warm grey backgrounds to soften the overall interface aesthetic.
Is #3997d0 readable on white or black?
#3997d0 has a 3.22:1 contrast ratio on white and 6.51:1 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.