#1F9DD4 Hex Color
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A cool, moderately muted blue with a clear cyan undertone, #1f9dd4 feels dependable without becoming heavy. Its controlled brightness supports trust, security, and calm in technology, finance, healthcare, and government interfaces. Use the hex code as a supporting tone or bold accent; black text reaches about 6.8:1 contrast, making it suitable behind small body text.
Questions about #1f9dd4
What is #1f9dd4 in RGB, HSL and CMYK?
In RGB, #1f9dd4 is rgb(31, 157, 212), in HSL hsl(198, 74%, 48%) and in CMYK 85%, 26%, 0%, 17%.
What colors pair well with #1f9dd4?
#1f9dd4 pairs well with charcoal, navy, warm white, and muted coral, which balance its cool cyan undertone without making the palette feel flat. Use charcoal for readable text and coral sparingly when the design needs stronger visual contrast.
Where does #1f9dd4 work best in a design?
#1f9dd4 works best as a supporting brand color, interface accent, or large call-to-action area rather than a full-page background. Its medium lightness gives digital layouts energy, while its restrained saturation keeps dashboards, healthcare tools, and finance products professional.
Is #1f9dd4 readable on white or black?
#1f9dd4 has a 3.07:1 contrast ratio on white and 6.83:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works only for large text (24px, or 18.5px bold) and on black it works for body text. Try other pairs in the contrast checker.