BOULDER, Colo. -- Kat Tudor scored 23 points, Marie Gulich had a double-double and No. 17 Oregon State pulled away from Colorado for an 86-71 win on Sunday.

Gulich had 12 points, 10 rebounds, six blocks, five assists and two steals for the Beavers (16-5, 7-3 Pac-12). Katie McWilliams added 15 points and Taylor Kalmer 11.

Tudor had eight points and Oregon State made five of its 13 3-pointers in the third quarter when the Beavers turned a one-point deficit into a nine point lead. They continued to pull away in the fourth quarter, hitting three more triples to finish 13 of 28 behind the arc. Oregon State shot 53 percent and make 8 of 13 3s in the second half, scoring 49 points.

Mya Hollingshed had a career-high 22 points and Kennedy Leonard 19 for the Buffaloes (11-10, 2-8), who have lost six straight. Hollingshed had a career best six of Colorado's eight treys.