Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.889925251122
Darker point darker score: -1.04232471075
darker: 2 (eq: False, dd: False), confidence: 1, worker: AT9VZ94CAWNG
darker: 2 (eq: False, dd: False), confidence: 2, worker: A237FGJCPV99GJ
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1N274L13ZKKI5
darker: 2 (eq: False, dd: False), confidence: 2, worker: A79CHO3NW2IPO
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3KUGXG2Y6X7BD
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3S6JT56CCUSE2 (marked invalid)
(0: guessing, 1: probably, 2: definitely)