#1B405B Hex Color
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Dark and heavily muted, this navy barely hints at blue until placed beside brighter tones. The hex code #1b405b works best as a dominant base in dashboards, dark mode, and corporate layouts, where white text reaches about 10.9:1 contrast. Burgundy and warm gold flatter its ashy undertone; pure white can make it read flat.
Questions about #1b405b
What is #1b405b in RGB, HSL and CMYK?
In RGB, #1b405b is rgb(27, 64, 91), in HSL hsl(205, 54%, 23%) and in CMYK 70%, 30%, 0%, 64%. Browse more shades of blue with names and hex codes.
What colors pair well with #1b405b?
Burgundy, muted gold, and soft cream all warm up its ashy, dusty undertone. Avoid pairing it with pure black, since the two darks flatten each other and lose depth.
Is #1b405b readable on white or black?
#1b405b has a 10.87:1 contrast ratio on white and 1.93:1 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.