Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.997561901123
Darker point darker score: 0.030185717463
darker: 2 (eq: False, dd: True), confidence: 1, worker: A12DV2RIAQPV5J
darker: 1 (eq: False, dd: False), confidence: 2, worker: A35WUJZ4RJNZFX
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3S6JT56CCUSE2 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A12ABO48ZV09LR (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1NF6PELRKACS9
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3DY9JPLPQUN1O
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3799NWTIYKCEV
(0: guessing, 1: probably, 2: definitely)