#1DFC21 Color
#1DFC21 is rgb(29, 252, 33) in RGB and hsl(121, 97%, 55%) in HSL. The closest CSS named color is Lime. Black text is most readable on this background.
#1DFC21
HEX
#1DFC21RGB
rgb(29, 252, 33)HSL
hsl(121, 97%, 55%)HSV
hsv(121, 88%, 99%)OKLCH
oklch(86.1% 0.285 142.7)CMYK
cmyk(88%, 0%, 87%, 1%)Text Contrast & Accessibility
WCAG contrast ratios for text on a #1DFC21 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.
TextWhite text1.4:1AA normal ✗AA large ✗AAA normal ✗
TextBlack text15:1AA normal ✓AA large ✓AAA normal ✓
Color Harmonies
Colors that pair well with #1DFC21 based on color wheel relationships. Click any swatch for its full breakdown.
Tints & Shades
Lighter tints and darker shades of #1DFC21, useful for hover states, backgrounds, and text variants.