Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0585662907993
Darker point darker score: 1.11636318557
darker: E (eq: True, dd: None), confidence: 2, worker: A3UC4JITM1QD1M
darker: 2 (eq: False, dd: True), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1Y5DMCQYLVL74
darker: 2 (eq: False, dd: True), confidence: 2, worker: A237FGJCPV99GJ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A28BX5XQI1CU6X
darker: 2 (eq: False, dd: True), confidence: 2, worker: A106BTOUPN1KRV
(0: guessing, 1: probably, 2: definitely)