#64C639 Hex Color
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This high-intensity lime green grabs attention immediately. Because of its extreme saturation, #64c639 works best as a punchy accent color rather than a main background. It pairs surprisingly well with deep charcoals, which ground its neon energy. Use this hex code for call-to-action buttons or highlights where you need to signal growth and quick action to the user. Black text provides excellent readability against this bright shade.
Questions about #64c639
What is #64c639 in RGB, HSL and CMYK?
In RGB, #64c639 is rgb(100, 198, 57), in HSL hsl(102, 55%, 50%) and in CMYK 49%, 0%, 71%, 22%.
How do I balance the intensity of #64c639 in a design?
Because #64c639 is extremely saturated, use it sparingly to highlight critical UI elements like call-to-action buttons rather than large backgrounds. It anchors exceptionally well against dark, neutral tones like charcoal, which prevents the neon energy from overwhelming the viewer's eye.
Is #64c639 a good choice for text?
While #64c639 is excellent for graphical highlights, it generally lacks sufficient contrast for standard body text against light backgrounds. Stick to high-contrast dark text, such as pure black or very dark grays, when placing text directly over a field of this vibrant green.
Is #64c639 readable on white or black?
#64c639 has a 2.16:1 contrast ratio on white and 9.67:1 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.