Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.882358909332
Darker point darker score: -0.134701865941
darker: 2 (eq: False, dd: False), confidence: 1, worker: A12DV2RIAQPV5J
darker: 2 (eq: False, dd: False), confidence: 2, worker: ATPCAF2RU1G4C (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3JB8CDV1SF2TH
darker: 2 (eq: False, dd: False), confidence: 2, worker: AO2JIXLS5MIC5 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 1, worker: AKLZPOBB3YA33
darker: 2 (eq: False, dd: False), confidence: 2, worker: APWBUB0PDRLS5
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3QTG4DHHV2KD6
(0: guessing, 1: probably, 2: definitely)