#A5F407 Hex Color
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This neon chartreuse is an intense, high-saturation yellow-green that commands immediate attention. Because of its extreme brightness, #a5f407 functions best as a small accent rather than a background color. It pairs surprisingly well with deep charcoal grays to create a modern, high-energy contrast for digital interfaces. Black text remains highly legible against this hex code, ensuring your call-to-action buttons stay readable.
Questions about #a5f407
What is #a5f407 in RGB, HSL and CMYK?
In RGB, #a5f407 is rgb(165, 244, 7), in HSL hsl(80, 94%, 49%) and in CMYK 32%, 0%, 97%, 4%.
How should #a5f407 be used in web design?
Because #a5f407 is an extremely bright and aggressive neon, it functions best as a small, high-impact accent rather than a background color. Use it sparingly to draw the eye toward essential elements like navigation buttons or status indicators, keeping surrounding areas neutral.
Is #a5f407 readable on white or black?
#a5f407 has a 1.35:1 contrast ratio on white and 15.54:1 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.