The ornamental design for a cosmeticpalette, as shown and described.
FIG. 1 is a right front perspective view from above of a cosmetic palette showing our new design, with a lid of the cosmetic palette shown in a closed position;
FIG. 2 is a top plan view of the cosmetic palette of FIG. 1;
FIG. 3 is a bottom plan view of the cosmetic palette of FIG. 1;
FIG. 4 is a right side elevation view of the cosmetic palette of FIG. 1;
FIG. 5 is a left side elevation view of the cosmetic palette of FIG. 1;
FIG. 6 is a front elevation view of the cosmetic palette of FIG. 1;
FIG. 7 is a rear elevation view of the cosmetic palette of FIG. 1; and,
FIG. 8 is a right front perspective view from above of the cosmetic palette of FIG. 1, with the lid of the cosmetic palette shown in an open position.