Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.918990803913
Darker point darker score: 0.233864306908
darker: 2 (eq: False, dd: False), confidence: 1, worker: A266KTWY0HBD2F
darker: 2 (eq: False, dd: False), confidence: 2, worker: AO2JIXLS5MIC5 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1CEPAN1MLYHSO
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1OQNX48FT7AKK (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1CV8APDA7Y2PI
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1F4MP6YOIC1IV
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2CXAWVGQ6QQ2V
(0: guessing, 1: probably, 2: definitely)