Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.982962124155
Darker point darker score: -0.92265514829
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1NF6PELRKACS9
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1GY0P2ZEJ1RK7
darker: 2 (eq: False, dd: False), confidence: 2, worker: AO1T9KG7VR0P5
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2T2OXP4DAUXEY (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3A45A5YUM61LK
darker: 1 (eq: False, dd: True), confidence: 2, worker: AP29T5XPOQKG2 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3163PFOUKXQKA
(0: guessing, 1: probably, 2: definitely)