Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.17524858204
Darker point darker score: 0.0932960097869
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2I0M1XXACA4WE (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1LAC2M11NC968
darker: 1 (eq: False, dd: True), confidence: 0, worker: A3U65EZ76A3HCN
darker: 1 (eq: False, dd: True), confidence: 2, worker: A27H0BKXDPJ543
darker: E (eq: True, dd: None), confidence: 2, worker: A3163PFOUKXQKA
darker: E (eq: True, dd: None), confidence: 1, worker: A277RSAE4AKWW0
(0: guessing, 1: probably, 2: definitely)