#66ff66 - Screamin’ Green color

Vivid, punchy lime green with a bright, high-saturation appearance. It reads as a fresh spring or neon grass tone—cheerful, youthful, and energetic. The shade is light enough to work as a lively accent or background in digital interfaces while still maintaining strong visibility. It evokes growth, vitality, and citrusy brightness. Pairs well with deep navy, charcoal, or soft neutrals for contrast; use black for maximum legibility or charcoal for a softer, modern look.

#66ff66 color RGB value is 102, 255, 102, and the CMYK value is 0.600, 0.00, 0.600, 0.00. Alternative names for that color are: screamin’ green, green, springgreen, screamin' green, screamin green.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	102, 255, 102	rgb(102, 255, 102)
CMYK	0.600, 0.00, 0.600, 0.00	-
sRGB	0.400, 1.00, 0.400	rgb(40%, 100%, 40%)
Adobe® 98 RGB compatible	0.644, 1.00, 0.445	color(a98-rgb, 0.644, 1, 0.445)
HCT	144, 84.0, 89.5	color(--hct, 144, 57.9%, 89.5%)
HSL	120, 100, 70.0	hsl(120, 100%, 70%)
HSV	120, 60.0, 100	color(--hsv, 120, 60%, 100%)
HWB	120, 40.0, 0.00	hwb(120, 40%, 0%)
Lab	89.6, -63.9, 58.7	lab(89.6%, -63.9, 58.7)
P3	0.572, 0.987, 0.480	color(display-p3, 0.572, 0.987, 0.48)
XYZ D50	0.462, 0.755, 0.194	color(xyz-d50, 0.462, 0.755, 0.194)