#b5cc18 - Chartreuse Spark color

A vivid yellow-green that reads as bright chartreuse, this shade feels lively, zesty, and unmistakably fresh. It evokes spring grass, citrus zest, and youthful energy, projecting optimism and a natural, eco-friendly vibe. As an accent it pops against clean whites, deep navies, or charcoal grays, and complements warm wood tones for a modern, organic look. Use it sparingly for highlights or branding to convey vitality and approachability without overwhelming a design.

#b5cc18 color RGB value is 181, 204, 24, and the CMYK value is 0.113, 0.00, 0.882, 0.200. Alternative names for that color are: chartreuse spark, yellow, yellowgreen, rio grande, inch worm.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	181, 204, 24	rgb(181, 204, 24)
CMYK	0.113, 0.00, 0.882, 0.200	-
sRGB	0.710, 0.800, 0.0941	rgb(71%, 80%, 9.41%)
Adobe® 98 RGB compatible	0.731, 0.795, 0.214	color(a98-rgb, 0.731, 0.795, 0.214)
HCT	119, 67.5, 77.9	color(--hct, 119, 46.5%, 77.9%)
HSL	67.7, 78.9, 44.7	hsl(67.7, 78.9%, 44.7%)
HSV	67.7, 88.2, 80.0	color(--hsv, 67.7, 88.2%, 80%)
HWB	67.7, 9.41, 20.0	hwb(67.7, 9.41%, 20%)
Lab	78.2, -22.6, 74.0	lab(78.2%, -22.6, 74)
P3	0.727, 0.797, 0.272	color(display-p3, 0.727, 0.797, 0.272)
XYZ D50	0.435, 0.536, 0.0716	color(xyz-d50, 0.435, 0.536, 0.072)