Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.0356460191782
Darker point darker score: -0.921359266671
darker: E (eq: True, dd: None), confidence: 2, worker: A112V6HAH568DI
darker: E (eq: True, dd: None), confidence: 1, worker: A2KGFKD1S21AZA
darker: E (eq: True, dd: None), confidence: 2, worker: A1NJB5LJJPC7AS
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1OTE7CRHWUOGJ (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2Q0V5TIXSJJI3
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1NQZHW4RY6IDR
(0: guessing, 1: probably, 2: definitely)