#1B17B0 Hex Color
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Not a safe corporate blue, this navy leans dark and heavily saturated with a faint violet edge. The hex code #1b17b0 works best as a dominant base in dark mode UI and finance branding, where white text reaches about 11.7:1 contrast. It can read flat next to plain white, so warm accents like amber or burgundy keep it feeling intentional. Use it for moody, serious palettes.
Questions about #1b17b0
What is #1b17b0 in RGB, HSL and CMYK?
In RGB, #1b17b0 is rgb(27, 23, 176), in HSL hsl(242, 77%, 39%) and in CMYK 85%, 87%, 0%, 31%.
What colors pair well with #1b17b0?
Warm accents like amber or burgundy keep this navy from reading flat, since its saturation already carries plenty of weight. Cool grays and off-whites work for supporting roles.
Is #1b17b0 readable on white or black?
#1b17b0 has a 11.69:1 contrast ratio on white and 1.79:1 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.