Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.95474028163
Darker point darker score: -0.906601415372
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3PIU3R3IE6VDW
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1WRANKL1HRGYW
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1DLY5ZY1C1A6V (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1SNF5XJQ0205C
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3PF1VER45OVPM
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3LNPBZXHKKAA7
(0: guessing, 1: probably, 2: definitely)