#fffb00 - Lisbon Lemon color

A brilliant, high-energy lemon yellow that reads like midday sunlight — intensely saturated, warm, and eye-catching. It conveys cheerfulness, optimism, and immediacy, making it excellent for accents, call-to-action buttons, or safety and warning graphics. Against deep blues, charcoal, or rich purples it creates striking contrast; paired with soft grays and pastels it feels modern and playful. Use sparingly to avoid visual fatigue, where it performs best as a bold highlight that commands attention.

#fffb00 color RGB value is 255, 251, 0, and the CMYK value is 0.00, 0.0157, 1.00, 0.00. Alternative names for that color are: lisbon lemon, yellow, laser lemon.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	255, 251, 0	rgb(255, 251, 0)
CMYK	0.00, 0.0157, 1.00, 0.00	-
sRGB	1.00, 0.984, 0.00	rgb(100%, 98.4%, 0%)
Adobe® 98 RGB compatible	0.995, 0.984, 0.231	color(a98-rgb, 0.995, 0.984, 0.231)
HCT	110, 74.3, 96.1	color(--hct, 110, 51.2%, 96.1%)
HSL	59.1, 100, 50.0	hsl(59.1, 100%, 50%)
HSV	59.1, 100, 100	color(--hsv, 59.1, 100%, 100%)
HWB	59.1, 0.00, 0.00	hwb(59.1, 0%, 0%)
Lab	96.6, -13.9, 92.7	lab(96.6%, -13.9, 92.7)
P3	0.997, 0.985, 0.326	color(display-p3, 0.997, 0.985, 0.326)
XYZ D50	0.808, 0.914, 0.108	color(xyz-d50, 0.808, 0.914, 0.108)