#6588B0 Hex Color
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A muted, ashy blue, #6588b0 has a cool gray cast that feels controlled and dependable. Its matte character suits finance, healthcare, technology, and government interfaces as a supporting tone or calm UI background. Black text provides about 5.7:1 contrast, making the hex code practical for accessible body copy.
Questions about #6588b0
What is #6588b0 in RGB, HSL and CMYK?
In RGB, #6588b0 is rgb(101, 136, 176), in HSL hsl(212, 32%, 54%) and in CMYK 43%, 23%, 0%, 31%.
Does #6588b0 read as a warm or cool color?
#6588b0 reads as a cool blue because its muted blue base is softened by a gray cast. That restrained undertone gives interfaces a calm, dependable feel rather than a bright or energetic one.
What colors pair well with #6588b0?
#6588b0 pairs well with white, black, charcoal, and soft neutrals; warm accents such as terracotta can add contrast without overwhelming it. Use darker blue tones for a quiet monochromatic palette and pale blue tints for softer layouts.
Is #6588b0 readable on white or black?
#6588b0 has a 3.68:1 contrast ratio on white and 5.70:1 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.