#0C151E Hex Color
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#0c151e is a near-black navy that reads like deep water at dusk. It sits just off black, so it works as a dark mode background that feels softer than pure #000000, with white text passing contrast checks easily. Designers reach for it in finance, security, and tech interfaces where a calm, serious base matters. Pair it with warm amber or soft gold accents for contrast, or cool slate grays for a quieter, tonal scheme.
Questions about #0c151e
What is #0c151e in RGB, HSL and CMYK?
In RGB, #0c151e is rgb(12, 21, 30), in HSL hsl(210, 43%, 8%) and in CMYK 60%, 30%, 0%, 88%.
What color is #0c151e?
#0c151e is a very dark navy blue that reads almost black. It has a cool, blue-leaning undertone and works well as a dark background color in UI and web design.
What colors pair well with #0c151e?
#0c151e pairs well with warm amber and gold accents for contrast, or with slate grays and muted blues for a calmer, tonal palette. White text also reads clearly against it.
Is #0c151e a good background color?
Yes. Its near-black depth makes it a strong dark mode background, especially for interfaces where white or light text needs to stay readable without harsh contrast.
Is #0c151e readable on white or black?
#0c151e has a 18.39:1 contrast ratio on white and 1.14:1 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.