#40F943 Hex Color
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An electric, glowing green with very high saturation and lightness. #40f943 is too loud for full backgrounds but earns its keep as an accent on dark interfaces, buttons, and charts. Black text passes comfortably on top at roughly 14.8:1 contrast. The hex code #40f943 suits eco branding, gaming, and anywhere pure energy beats subtlety.
Questions about #40f943
What is #40f943 in RGB, HSL and CMYK?
In RGB, #40f943 is rgb(64, 249, 67), in HSL hsl(121, 94%, 61%) and in CMYK 74%, 0%, 73%, 2%.
What colors pair well with #40f943?
#40f943 pairs best with dark neutrals like charcoal or near-black, which calm its intensity and let the neon quality stand out. Muted plum or deep navy also work as supporting tones. Skip pairing it with bright warm hues, since the combination gets harsh fast.
Is #40f943 readable on white or black?
#40f943 has a 1.41:1 contrast ratio on white and 14.84:1 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.