#213C4C Hex Color
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Heavily muted and dark, this blue leans toward slate with a gray cast. #213c4c works best as a dominant base in finance layouts, dashboards, or dark mode interfaces, where its restraint reads as dependable rather than dull. White text passes WCAG AA on it with room to spare, about 11.6:1. Pair it with warm brass or dusty coral to keep the palette from going flat.
Questions about #213c4c
What is #213c4c in RGB, HSL and CMYK?
In RGB, #213c4c is rgb(33, 60, 76), in HSL hsl(202, 39%, 21%) and in CMYK 57%, 21%, 0%, 70%.
What colors pair well with #213c4c?
Warm metals like brass and amber lift this muted blue, while dusty coral or burgundy add contrast without clashing. Soft off-whites work better than pure white for text, keeping the palette gentle and balanced overall.
Is #213c4c readable on white or black?
#213c4c has a 11.56:1 contrast ratio on white and 1.81:1 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.