#2B4456 Hex Color
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#2b4456 is a dark, muted blue with gray undertones and a matte, subdued finish. Its low saturation gives interfaces a serious, reliable feel without the harshness of black. Use it as a dominant background for finance, technology, healthcare, or government designs, then add warm off-white accents. White text has about a 10.2:1 contrast ratio. The hex code is #2b4456.
Questions about #2b4456
What is #2b4456 in RGB, HSL and CMYK?
In RGB, #2b4456 is rgb(43, 68, 86), in HSL hsl(205, 33%, 25%) and in CMYK 50%, 21%, 0%, 66%.
What colors pair well with #2b4456?
Warm off-white creates clear, restrained contrast with #2b4456, while muted terracotta or ochre adds warmth without fighting its gray undertones; pale blue-gray can extend the cool, quiet feel in dashboards, editorial layouts, and other interface-focused designs.
Does #2b4456 look warm or cool?
#2b4456 reads as a cool blue because its blue component dominates, while gray undertones and low saturation soften the effect. This balance creates a composed, dependable mood rather than the sharper, more energetic impression of vivid blue.
Is #2b4456 readable on white or black?
#2b4456 has a 10.17:1 contrast ratio on white and 2.06:1 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.