#0B3FBA Hex Color
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Reach for #0b3fba when a layout needs a serious, deep blue, think finance dashboards, security branding, or healthcare portals. The hex code reads dark and cool, with a slightly dim quality that grounds a palette. White text hits about 8.6:1 contrast on it, so small body copy stays readable. Pair it with muted gold to keep it from feeling flat. See other shades of blue for close relatives.
Questions about #0b3fba
What is #0b3fba in RGB, HSL and CMYK?
In RGB, #0b3fba is rgb(11, 63, 186), in HSL hsl(222, 89%, 39%) and in CMYK 94%, 66%, 0%, 27%.
What text color works best on #0b3fba?
White text on #0b3fba reaches about 8.6:1 contrast, well past the 4.5:1 threshold for WCAG AA. Dark text falls far short, so keep black type off this shade.
What colors pair well with #0b3fba?
Muted gold and warm amber keep #0b3fba from reading flat, while soft grays let it dominate a layout. For a bolder mix, use terracotta as a small accent against it.
Is #0b3fba readable on white or black?
#0b3fba has a 8.62:1 contrast ratio on white and 2.43:1 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.