#151263 Hex Color

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Hex color #151263 graphic
This deep, shadowy indigo sits between a traditional navy and a nighttime violet. As a near-black tone, #151263 provides a serious, grounded base for dark UI interfaces and luxury branding. It carries enough contrast to make white text look crisp, but it can feel overwhelming if overused. Pair it with soft metallic accents or gold to break up its moody density.

Questions about #151263

What is #151263 in RGB, HSL and CMYK?
In RGB, #151263 is rgb(21, 18, 99), in HSL hsl(242, 69%, 23%) and in CMYK 79%, 82%, 0%, 61%.
How should I use #151263 in UI design?
#151263 acts as a sophisticated alternative to pure black when you want a softer, more atmospheric dark mode. Use it for expansive backgrounds, but keep interface elements and text in high-contrast white or light metallics to ensure full legibility.
What colors pair best with #151263?
This deep indigo thrives when paired with high-contrast warm metallics like gold or copper, which break up its density. For a more subtle palette, consider using soft cream or muted lavender accents to complement its cool, violet-leaning undertones.
Is #151263 readable on white or black?
#151263 has a 16.17:1 contrast ratio on white and 1.29:1 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.