Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.0794917508715
Darker point darker score: -0.887268812226
darker: 1 (eq: False, dd: False), confidence: 1, worker: APLPGURGFU8KN
darker: 1 (eq: False, dd: False), confidence: 1, worker: A266PK4BO3GBQC
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3IPKVTS5K06LP
darker: E (eq: True, dd: None), confidence: 2, worker: A79CHO3NW2IPO
darker: E (eq: True, dd: None), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3HIIRTGJUJZ1D
(0: guessing, 1: probably, 2: definitely)