#1A3857 Hex Color
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This unsaturated, dusky blue carries a heavy, serious weight. Because it is quite dark, the hex code #1a3857 works best as a primary background for corporate or security-focused UI designs. It offers excellent contrast for white typography, easily meeting WCAG AA standards. Avoid using it as a standalone accent, as its muted tone can disappear against more saturated colors.
Questions about #1a3857
What is #1a3857 in RGB, HSL and CMYK?
In RGB, #1a3857 is rgb(26, 56, 87), in HSL hsl(210, 54%, 22%) and in CMYK 70%, 36%, 0%, 66%.
Where should I use #1a3857 in a UI design?
#1a3857 functions best as a primary background or a heavy accent in security-focused or corporate interfaces. Its deep, muted character provides a stable foundation for white typography, ensuring clear readability and a professional, trustworthy aesthetic across complex dashboard layouts.
Is #1a3857 readable on white or black?
#1a3857 has a 12.01:1 contrast ratio on white and 1.74:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works for body text and on black it is too faint for text. Try other pairs in the contrast checker.