#fefe66 - Unmellow Yellow color

A luminous, high-key lemon yellow with a crisp, slightly greenish tint. It reads as vibrant and sunny—like fresh lemon zest or a bright highlighter—delivering immediate energy and optimism. Its clarity and lightness make it excellent for attention-grabbing accents, playful branding, and modern retro palettes. While cheerful and youthful, it can feel intense in large areas, so it’s best used sparingly alongside neutrals or muted greens to balance its lively, electric warmth.

#fefe66 color RGB value is 254, 254, 102, and the CMYK value is 0.00, 0.00, 0.598, 0.00392. Alternative names for that color are: unmellow yellow, yellow, laser lemon.

Open Color Palette Builder Open Color Wheel

Color Conversion

Name	Values	CSS
RGB(0-255)	254, 254, 102	rgb(254, 254, 102)
CMYK	0.00, 0.00, 0.598, 0.00392	-
sRGB	0.996, 0.996, 0.400	rgb(99.6%, 99.6%, 40%)
Adobe® 98 RGB compatible	0.996, 0.996, 0.445	color(a98-rgb, 0.996, 0.996, 0.445)
HCT	111, 57.4, 97.2	color(--hct, 111, 39.6%, 97.2%)
HSL	60.0, 98.7, 69.8	hsl(60, 98.7%, 69.8%)
HSV	60.0, 59.8, 99.6	color(--hsv, 60, 59.8%, 99.6%)
HWB	60.0, 40.0, 0.392	hwb(60, 40%, 0.392%)
Lab	97.6, -13.5, 70.1	lab(97.6%, -13.5, 70.1)
P3	0.996, 0.996, 0.495	color(display-p3, 0.996, 0.996, 0.495)
XYZ D50	0.833, 0.939, 0.205	color(xyz-d50, 0.833, 0.939, 0.205)