Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0199041295433
Darker point darker score: 0.133025115166
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3PJC6Y61MM363
darker: 1 (eq: False, dd: False), confidence: 1, worker: A26N0ZAW34UJUV
darker: 1 (eq: False, dd: False), confidence: 1, worker: A2ZMZDOTHBMUCK
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1NQZHW4RY6IDR
darker: E (eq: True, dd: None), confidence: 2, worker: A2S9J5W3VOD0M6
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2JVJ7J2MVGW9S
darker: 1 (eq: False, dd: False), confidence: 1, worker: A3GFISRU6V2MG5
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3UC4JITM1QD1M
darker: 2 (eq: False, dd: True), confidence: 2, worker: A6KUVG49ZZ40M (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3O8YXPG1HGUH0
(0: guessing, 1: probably, 2: definitely)