#358B99 Hex Color
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The hex code #358b99 is a cool, muted cyan with a medium-dark value and a soft green undertone. Its restrained saturation feels refreshing and focused, making it useful for technology, communication, aerospace, and productivity interfaces. Use it as a supporting brand color or broad UI field with black text, though its subdued character can lose energy beside bright white. Black text reaches about 5.3:1 contrast, meeting WCAG AA for body text.
Questions about #358b99
What is #358b99 in RGB, HSL and CMYK?
In RGB, #358b99 is rgb(53, 139, 153), in HSL hsl(188, 49%, 40%) and in CMYK 65%, 9%, 0%, 40%.
What colors pair well with #358b99?
#358b99 pairs well with charcoal, warm cream, and muted coral because its cool green cast gains contrast from warm or dark partners. Use charcoal for text, cream for open backgrounds, and coral sparingly for calls to action.
Is #358b99 readable on white or black?
#358b99 has a 3.95:1 contrast ratio on white and 5.30:1 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.