Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.928226523576
Darker point darker score: 0.015318434671
darker: 1 (eq: False, dd: False), confidence: 1, worker: A237FGJCPV99GJ
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2BAHM8BSHLXG2
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3I546VTF7B6YX
darker: 2 (eq: False, dd: True), confidence: 0, worker: A2EKPA2DR5VSA8
darker: 2 (eq: False, dd: True), confidence: 0, worker: AUD2Y1IOZ0GN4 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3163PFOUKXQKA
(0: guessing, 1: probably, 2: definitely)