#63A9CC Hex Color
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Soft and cool, #63a9cc is a muted pastel blue with gentle gray and cyan undertones. Its moderate lightness creates a calm, dependable feel suited to healthcare, finance, technology, and spring-themed designs. Use it as a supporting color with navy or warm white; black text remains highly readable, with about an 8.1:1 contrast ratio. The hex code is #63a9cc.
Questions about #63a9cc
What is #63a9cc in RGB, HSL and CMYK?
In RGB, #63a9cc is rgb(99, 169, 204), in HSL hsl(200, 51%, 59%) and in CMYK 51%, 17%, 0%, 20%.
What colors pair well with #63a9cc?
Navy, warm white, and soft gray pair well with #63a9cc, giving its cool blue base enough contrast while preserving a calm, dependable look; navy works especially well for headings, borders, and supporting UI elements.
Does #63a9cc look warm or cool?
#63a9cc reads as a cool color because its blue base is softened by subtle cyan and gray undertones, creating a gentle pastel appearance rather than a warm or vivid one. Use it when you want clarity, calm, and a lightly modern feel.
Is #63a9cc readable on white or black?
#63a9cc has a 2.59:1 contrast ratio on white and 8.07:1 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.