Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.135818906689
Darker point darker score: 0.126501059305
darker: 1 (eq: False, dd: True), confidence: 1, worker: A234WZ4KX8IW07
darker: E (eq: True, dd: None), confidence: 0, worker: A1CEPAN1MLYHSO
darker: 2 (eq: False, dd: False), confidence: 2, worker: ATPCAF2RU1G4C (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3P8OM5PDCFZNE
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UZV2WVMQO4Q9 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 1, worker: AEHEZAYCPWF0E
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2CXAWVGQ6QQ2V
darker: E (eq: True, dd: None), confidence: 2, worker: A2EY9GDVA7L8YM (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1BTE6I49HJW2V (marked invalid)
(0: guessing, 1: probably, 2: definitely)