Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.03276090525
Darker point darker score: 0.0440420754534
darker: 2 (eq: False, dd: True), confidence: 0, worker: A2YAM0NOL7EQNG
darker: 1 (eq: False, dd: False), confidence: 2, worker: A7114FTRGZMK2
darker: 1 (eq: False, dd: False), confidence: 1, worker: A2Q1A5H715C3EK
darker: 2 (eq: False, dd: True), confidence: 2, worker: AE6N096CSI5HT
darker: 1 (eq: False, dd: False), confidence: 2, worker: A106BTOUPN1KRV
darker: 2 (eq: False, dd: True), confidence: 2, worker: AR50UBGSH10FJ (marked invalid)
(0: guessing, 1: probably, 2: definitely)