Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.0984808145946
Darker point darker score: -0.879732196749
darker: 2 (eq: False, dd: False), confidence: 0, worker: A1NQZHW4RY6IDR
darker: E (eq: True, dd: None), confidence: 1, worker: A258PTOZ3D2TQR
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1JHVZIC3FH9LG
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2C1Z52F4B0CG1
darker: 2 (eq: False, dd: False), confidence: 2, worker: AKG5TLUQ2WWED
darker: E (eq: True, dd: None), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
(0: guessing, 1: probably, 2: definitely)