#557E87 Hex Color
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With its dusty cyan cast and gray undertones, #557e87 feels matte, restrained, and refreshing rather than bright. This muted mid-tone suits communication, technology, aerospace, and productivity interfaces as a supporting color or broad background. Black text reaches about a 4.7:1 contrast ratio here, meeting WCAG AA for body text. The hex code is #557e87.
Questions about #557e87
What is #557e87 in RGB, HSL and CMYK?
In RGB, #557e87 is rgb(85, 126, 135), in HSL hsl(191, 23%, 43%) and in CMYK 37%, 7%, 0%, 47%.
Does #557e87 read as a warm or cool color?
#557e87 reads as a cool, muted blue-green because its cyan cast is softened by gray undertones. That restrained balance gives it a matte, refreshing mood, making it useful for calm interfaces, communication tools, and broad supporting backgrounds.
What colors pair well with #557e87?
Is #557e87 readable on white or black?
#557e87 has a 4.44:1 contrast ratio on white and 4.72:1 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.