#B4F218 Hex Color
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#b4f218 is a highly saturated lime with a bright yellow-green cast and a glowing, energetic finish. Its high lightness makes it feel fresh and sparkling, while its intense chroma suits sports, gaming, and energy drink branding. Use this hex code as a small accent beside charcoal or navy, rather than a full-page background. Black text reaches about 15.7:1 contrast here.
Questions about #b4f218
What is #b4f218 in RGB, HSL and CMYK?
In RGB, #b4f218 is rgb(180, 242, 24), in HSL hsl(77, 89%, 52%) and in CMYK 26%, 0%, 90%, 5%.
What colors pair well with #b4f218 in a design palette?
Pair #b4f218 with charcoal, navy, or muted violet to temper its sharp brightness and create clear hierarchy. Use it for active controls or small highlights, then let darker neutrals carry body text and large surfaces.
Is #b4f218 readable on white or black?
#b4f218 has a 1.34:1 contrast ratio on white and 15.65:1 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.