Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.198606228996
Darker point darker score: 0.0700094159076
darker: 1 (eq: False, dd: False), confidence: 1, worker: A3T5E7K68QRMKC
darker: 1 (eq: False, dd: False), confidence: 0, worker: AE837QZ9XU1UQ
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3FB1E807EN22S
darker: 2 (eq: False, dd: True), confidence: 0, worker: A3DY9JPLPQUN1O
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: ADPVKKFJ886DJ
(0: guessing, 1: probably, 2: definitely)