#577DBA Hex Color
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Reach for #577dba when a design needs a dependable mid-blue that stays in the background. This muted blue has a dusty, matte quality that suits finance dashboards, government portals, and nautical branding. The hex code #577dba reads grayer and cooler than a standard royal blue, so it works best as a supporting tone rather than the star of a palette. Black text passes WCAG AA against it at roughly 5.0:1 contrast.
Questions about #577dba
What is #577dba in RGB, HSL and CMYK?
In RGB, #577dba is rgb(87, 125, 186), in HSL hsl(217, 42%, 54%) and in CMYK 53%, 33%, 0%, 27%.
What colors pair well with #577dba?
Warm accents like terracotta or a soft cream keep #577dba from feeling flat, since its muted coolness benefits from contrast. Pair it with charcoal for a restrained, professional palette.
Is #577dba readable on white or black?
#577dba has a 4.16:1 contrast ratio on white and 5.04:1 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.