#343B4F Hex Color

White text on #343b4f has about an 11:1 contrast ratio, comfortably meeting WCAG AA and AAA thresholds for normal text and making this dark blue-gray suitable for readable interfaces, navigation, and compact labels at standard text sizes.

#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.

#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.