#57C1FB Hex Color
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#57c1fb is a bright, high-chroma sky blue that feels clean and energetic. Because it holds significant saturation, it serves best as a dominant accent or a primary UI button color rather than a neutral background. It pairs exceptionally well with deep charcoals for high-contrast accessibility. Designers often select this hex code for healthcare or tech interfaces that require a friendly, approachable feel.
Questions about #57c1fb
What is #57c1fb in RGB, HSL and CMYK?
In RGB, #57c1fb is rgb(87, 193, 251), in HSL hsl(201, 95%, 66%) and in CMYK 65%, 23%, 0%, 2%.
What colors pair well with #57c1fb for UI design?
#57c1fb pairs best with charcoal or deep navy to maintain high contrast and readability in interface design. Using it against neutral, dark backgrounds creates a balanced, professional look while keeping the vibrant sky blue as an approachable, friendly accent.
Is #57c1fb a warm or cool blue?
#57c1fb is a distinctly cool, bright blue that carries a crisp, digital energy. It leans toward a cyan undertone, which makes it feel modern and refreshing, avoiding the muddiness often found in darker, more muted blue shades.
Is #57c1fb readable on white or black?
#57c1fb has a 2.01:1 contrast ratio on white and 10.42:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it is too faint for text and on black it works for body text. Try other pairs in the contrast checker.