#5191EA Hex Color

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Hex color #5191ea graphic
Picture a clear midday sky with extra pigment poured in. #5191ea is a bright, mid-weight blue with a clean, steady feel, common in finance and healthcare interfaces. Black text passes contrast on it at about 6.6:1, so it works behind small body copy. As a full background it can tire the eye, so favor it for buttons, links, and primary accents. It pairs well with warm sand.

Questions about #5191ea

What is #5191ea in RGB, HSL and CMYK?
In RGB, #5191ea is rgb(81, 145, 234), in HSL hsl(215, 78%, 62%) and in CMYK 65%, 38%, 0%, 8%.
What colors pair well with #5191ea?
Warm sand and soft peach push #5191ea toward a friendly, trustworthy feel, while charcoal gives it a more corporate edge. Avoid large fields of it next to pure white, where it can read washed out.
Is #5191ea readable on white or black?
#5191ea has a 3.18:1 contrast ratio on white and 6.58:1 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.