#343B4F Hex Color
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Dark and heavily muted, #343b4f is a blue with strong gray undertones and a matte, inky finish. Its low saturation gives interfaces a serious, controlled mood, making it effective as a supporting tone in security, finance, and technology palettes. Pair it with warm ivory or muted burgundy for contrast. White text achieves about 11.1:1 contrast, suitable for small body text. The hex code is #343b4f.
Questions about #343b4f
What is #343b4f in RGB, HSL and CMYK?
In RGB, #343b4f is rgb(52, 59, 79), in HSL hsl(224, 21%, 26%) and in CMYK 34%, 25%, 0%, 69%.
What colors pair well with #343b4f?
#343b4f pairs well with warm ivory for clean contrast and muted burgundy for a richer accent, while soft gray or dusty blue can extend its restrained, professional palette without making an interface feel stark or pushing the cool undertone too far.
Is #343b4f a warm or cool color?
#343b4f reads as a cool color because its blue base is softened by strong gray undertones, producing a controlled, matte mood rather than the crisp brightness of a clear navy or saturated blue.
Is #343b4f readable on white or black?
#343b4f has a 11.14:1 contrast ratio on white and 1.88:1 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.