#2165E3 Hex Color
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Bold and highly saturated, #2165e3 is a cool, clear blue with bright energy. Its strong chroma suits calls to action, interface accents, and technology or finance branding. The controlled tone still suggests trust and reliability. White text reaches about 5.2:1 contrast, making this hex code suitable for accessible buttons and small body text.
Questions about #2165e3
What is #2165e3 in RGB, HSL and CMYK?
In RGB, #2165e3 is rgb(33, 101, 227), in HSL hsl(219, 78%, 51%) and in CMYK 85%, 56%, 0%, 11%.
What colors pair well with #2165e3?
#2165e3 pairs well with white and dark neutrals for clean contrast, while warm orange or coral accents create a lively complementary scheme that balances its cool, saturated blue without softening its energy.
Is #2165e3 warm or cool?
#2165e3 reads as a cool blue because its hue leans toward blue-violet rather than green or yellow, giving it a crisp, energetic feel that supports trust, clarity, and modern digital interfaces.
Is #2165e3 readable on white or black?
#2165e3 has a 5.20:1 contrast ratio on white and 4.03:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works for body text and on black it works only for large text (24px, or 18.5px bold). Try other pairs in the contrast checker.