Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.100118039794
Darker point darker score: 0.228545736095
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3JSQQSFSORW59 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: AE6N096CSI5HT
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3AED9FZNMIZPI (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1I4YHF7RG58DV
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3NBD6P0INJB4G
darker: E (eq: True, dd: None), confidence: 2, worker: A27H0BKXDPJ543
darker: E (eq: True, dd: None), confidence: 2, worker: A3QTG4DHHV2KD6
(0: guessing, 1: probably, 2: definitely)