#11dd00 - Caustic Green color

This color is an intense, electric lime green — a vivid, high-saturation green with a pronounced yellow tint that reads as neon or spring grass under bright light. It feels energetic, youthful and highly visible, evoking fresh new leaves, limes, and modern digital accents. Because of its brightness it works best as an accent or for attention-grabbing elements; used across large areas it can feel overwhelming. It pairs well with deep charcoal, navy, or muted purples to balance its punchy liveliness.

#11dd00 color RGB value is 17, 221, 0, and the CMYK value is 0.923, 0.00, 1.00, 0.133. Alternative names for that color are: caustic green, green, lime, harlequin, electric lime.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	17, 221, 0	rgb(17, 221, 0)
CMYK	0.923, 0.00, 1.00, 0.133	-
sRGB	0.0667, 0.867, 0.00	rgb(6.67%, 86.7%, 0%)
Adobe® 98 RGB compatible	0.492, 0.863, 0.202	color(a98-rgb, 0.492, 0.863, 0.202)
HCT	142, 98.9, 77.2	color(--hct, 142, 68.2%, 77.2%)
HSL	115, 100, 43.3	hsl(115, 100%, 43.3%)
HSV	115, 100, 86.7	color(--hsv, 115, 100%, 86.7%)
HWB	115, 0.00, 13.3	hwb(115, 0%, 13.3%)
Lab	77.3, -70.5, 72.8	lab(77.3%, -70.5, 72.8)
P3	0.400, 0.854, 0.254	color(display-p3, 0.4, 0.854, 0.254)
XYZ D50	0.281, 0.520, 0.0703	color(xyz-d50, 0.281, 0.52, 0.07)