#3FF901
≈ lime · rgb(63, 249, 1)
Color formats
HEX#3FF901
RGBrgb(63, 249, 1)
HSLhsl(105, 99%, 49%)
HSVhsv(105, 100%, 98%)
OKLCHoklch(86% 0.28 141)
CMYKcmyk(75%, 0%, 100%, 2%)
Contrast & accessibility
On white1.42:1below AA
On black14.76:1AA pass
Best text color#000000
Nearest CSS name: lime
Copy-ready code
CSS custom properties
:root {
--lime: #3ff901;
--lime-rgb: 63 249 1;
--lime-oklch: oklch(86% 0.28 141);
}The space-separated triple lets you set alpha without a second variable:
background: rgb(var(--lime-rgb) / 40%);
Tailwind (arbitrary value)
bg-[#3ff901] text-[#3ff901] border-[#3ff901]
Shades & tints
Color harmonies
About this color
#3FF901 is a color with the RGB value rgb(63, 249, 1). Its closest CSS named color is "lime". On this page you'll find every format (HEX, RGB, HSL, HSV, OKLCH, CMYK), WCAG contrast against white and black, a full 50–950 shade scale, and complementary, analogous and triadic harmonies — each linking to its own color page.