#143377 Hex Color
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This deep, saturated blue provides a firm foundation for professional branding, corporate UI, and security-focused applications. Because of its high contrast against white text, #143377 works well as a dominant base color. It feels grounded and authoritative rather than moody. To create more visual interest, pair it with muted corals or warm golds, which adds a unexpected richness often missing when mixing purple hues.
Questions about #143377
What is #143377 in RGB, HSL and CMYK?
In RGB, #143377 is rgb(20, 51, 119), in HSL hsl(221, 71%, 27%) and in CMYK 83%, 57%, 0%, 53%.
What colors pair best with #143377 for a modern palette?
Does #143377 function well as a primary interface color?
Yes, it serves as an excellent foundation for professional UI because it remains highly legible against white text. The grounded, authoritative nature of #143377 makes it a reliable choice for security-focused applications or platforms that require a trustworthy aesthetic.
Is #143377 readable on white or black?
#143377 has a 11.86:1 contrast ratio on white and 1.76:1 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.