#38D138 Hex Color
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This neon green is highly saturated and glows with a raw, electric intensity. Because it is so bright, #38d138 functions best as a high-impact accent color rather than a primary background. It pairs well with dark charcoals to ground its energy. Designers often use this hex code for eco-friendly branding or sustainability UI, as it offers excellent contrast against black text for readable, punchy calls to action.
Questions about #38d138
What is #38d138 in RGB, HSL and CMYK?
In RGB, #38d138 is rgb(56, 209, 56), in HSL hsl(120, 62%, 52%) and in CMYK 73%, 0%, 73%, 18%.
How can I effectively use #38d138 in UI design?
#38d138 works best as a high-impact accent color rather than a primary background because of its raw, electric intensity. Pair it with deep charcoal or dark gray text to ground the brightness and ensure accessibility for your users.
Does #38d138 have warm or cool undertones?
This neon green leans cool due to its high saturation and yellow-blue balance, which gives it a sharp, synthetic quality. It creates a stark, modern aesthetic that feels significantly more artificial than natural, organic shades of green.
Is #38d138 readable on white or black?
#38d138 has a 2.02:1 contrast ratio on white and 10.34:1 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.