Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -1.05375978015
Darker point darker score: -1.04671263895
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1NO4LG6KGOGFD
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3SPB30JP5I3BW
darker: 2 (eq: False, dd: False), confidence: 2, worker: A237FGJCPV99GJ
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2631BM7J7H37K
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2D6GU31XFG5LY
darker: 2 (eq: False, dd: False), confidence: 2, worker: ATWGPR2A3M7WU (marked invalid)
(0: guessing, 1: probably, 2: definitely)