#10509E Hex Color
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The hex code #10509e produces a deep, cool blue with strong saturation and low lightness. It feels serious, controlled, and reliable without the near-black weight of navy. Use it as a dominant UI background or branding base, pairing it with warm burgundy or muted cream. White text reaches about 7.9:1 contrast, suitable for small body text.
Questions about #10509e
What is #10509e in RGB, HSL and CMYK?
In RGB, #10509e is rgb(16, 80, 158), in HSL hsl(213, 82%, 34%) and in CMYK 90%, 49%, 0%, 38%.
Does #10509e work with white text?
Yes. White text on #10509e reaches about a 7.9:1 contrast ratio, exceeding the WCAG AA 4.5:1 requirement for normal body text and making this shade suitable for readable labels, navigation, and interface copy.
Where does #10509e work best in a design?
#10509e works best as a dominant background or brand base in finance, security, technology, and government interfaces. Its dark, saturated blue gives layouts structure, while warm cream or restrained burgundy accents can prevent the overall palette from feeling cold.
Is #10509e readable on white or black?
#10509e has a 7.88:1 contrast ratio on white and 2.66:1 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.