#212A2B Hex Color
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Reach for #212a2b when a layout needs a dark, ashy cyan that stays out of the way. The hex code reads almost grey with a faint teal undertone, so it works as a dominant base for dark mode interfaces and moody brand palettes. White text sits at roughly 14.7:1 contrast on top, well past the 4.5:1 accessibility threshold, and warm accents like terracotta keep it from going flat.
Questions about #212a2b
What is #212a2b in RGB, HSL and CMYK?
In RGB, #212a2b is rgb(33, 42, 43), in HSL hsl(186, 13%, 15%) and in CMYK 23%, 2%, 0%, 83%.
What colors pair well with #212a2b?
White text is the natural partner, hitting about 14.7:1 contrast on #212a2b. For accents, warm tones like terracotta or muted amber stand out against its cool grey-cyan base, while saturated blues tend to blur into it.
Is #212a2b readable on white or black?
#212a2b has a 14.67:1 contrast ratio on white and 1.43:1 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.