#42637C Hex Color
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A muted dark blue with gray undertones, #42637c feels cool, serious, and understated rather than vivid. Its low saturation suits finance, security, healthcare, and government interfaces where reliability matters. Use it as a supporting tone or dark UI background, pairing it with warm ivory or muted rust. White text reads clearly at about a 6.3:1 contrast ratio. The hex code is #42637c.
Questions about #42637c
What is #42637c in RGB, HSL and CMYK?
In RGB, #42637c is rgb(66, 99, 124), in HSL hsl(206, 31%, 37%) and in CMYK 47%, 20%, 0%, 51%. Browse more shades of blue with names and hex codes.
What colors pair well with #42637c?
Is #42637c readable on white or black?
#42637c has a 6.34:1 contrast ratio on white and 3.30:1 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 works only for large text (24px, or 18.5px bold). Try other pairs in the contrast checker.