Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.904415383837
Darker point darker score: -0.313925426798
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1N274L13ZKKI5
darker: 1 (eq: False, dd: False), confidence: 2, worker: AW0K78T4I2T72
darker: 1 (eq: False, dd: False), confidence: 0, worker: AH8FQGOADPCST (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 0, worker: A2OF0GTKWKM2T5
darker: 1 (eq: False, dd: False), confidence: 2, worker: AF8M0GI3M45B8
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2B8L88BUHVOO6
(0: guessing, 1: probably, 2: definitely)