Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.515066376388
Darker point darker score: 0.0306056180621
darker: 1 (eq: False, dd: True), confidence: 1, worker: A11GWWAXRJQ6Y2 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: AMV1QZDL5K6PG
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UIVQJXY62XU8
darker: E (eq: True, dd: None), confidence: 2, worker: A2Q1A5H715C3EK
darker: 2 (eq: False, dd: False), confidence: 1, worker: A15XHPD9NN0LU2
darker: E (eq: True, dd: None), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1YQ4Z1018RM1R
darker: E (eq: True, dd: None), confidence: 0, worker: A18YH2N9M2P95T (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1ABA3S1BGNCWW
darker: 1 (eq: False, dd: True), confidence: 2, worker: A237FGJCPV99GJ
(0: guessing, 1: probably, 2: definitely)