#212330 Hex Color
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#212330 is an inky, desaturated indigo that leans toward a charcoal grey. Because it is so dark and matte, it acts as a superior alternative to pure black for modern UI backgrounds. It provides a soft, moody base that pairs well with crisp white text. Designers often use this hex code to create depth without the harshness of a standard black palette.
Questions about #212330
What is #212330 in RGB, HSL and CMYK?
In RGB, #212330 is rgb(33, 35, 48), in HSL hsl(232, 19%, 16%) and in CMYK 31%, 27%, 0%, 81%.
Is #212330 a good choice for text-heavy UI backgrounds?
#212330 functions as an excellent dark background color because it offers enough depth to feel like black while retaining a subtle, organic warmth that reduces eye strain. It pairs beautifully with off-white or soft grey text for high readability.
How does #212330 compare to pure black in design systems?
#212330 creates a more approachable, less harsh aesthetic than pure black by introducing slight blue and grey undertones. This specific hex color adds depth and complexity to flat interfaces, making it a professional choice for dark mode layouts and sophisticated branding projects.
Is #212330 readable on white or black?
#212330 has a 15.58:1 contrast ratio on white and 1.34:1 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.