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Preflop charts / SB vs CO Open

SB vs CO Open

CO opened to 2.5 bb. From the SB, GTO 3-bets ~11% (3-bet or fold).

3-bet 11%Fold 89%

Hands at a glance

3-bet (11% of hands)

Always: AA, AKs, AQs, AJs, ATs, A5s, A4s, A3s, A2s, AKo, KK, KQs, KJs, KTs, AQo, KQo, QQ, QJs, QTs, AJo, JJ, JTs, TT, 99. Sometimes: A9s (40%), T9s (30%), 98s (30%), 88 (50%).

Study this spot Practice against bots

Each square is a starting hand: pairs on the diagonal, suited hands above it, offsuit below. A square split in two colors is a mix: play it each way that often.

More 6-max preflop charts

Opening ranges

UTG openOpens 19%HJ openOpens 26%CO openOpens 33%BTN openOpens 50%SB openOpens 43%

Hijack facing an open

HJ vs UTG open3-bet 3%, call 4%

Cutoff facing an open

CO vs UTG open3-bet 3%, call 5%CO vs HJ open3-bet 3%, call 5%

Button facing an open

BTN vs UTG open3-bet 3%, call 9%BTN vs HJ open3-bet 4%, call 11%BTN vs CO open3-bet 6%, call 11%

Small Blind facing an open

SB vs UTG open3-bet 4%, no callsSB vs HJ open3-bet 6%, no callsSB vs CO open3-bet 11%, no callsSB vs BTN open3-bet 16%, no calls

Big Blind facing an open

BB vs UTG open3-bet 3%, call 19%BB vs HJ open3-bet 3%, call 25%BB vs CO open3-bet 5%, call 34%BB vs BTN open3-bet 8%, call 50%BB vs SB open3-bet 12%, call 48%