Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -1.18821595373
Darker point darker score: -0.422989797395
darker: 1 (eq: False, dd: False), confidence: 2, worker: AAC5XT7UY7B2K
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3JSQQSFSORW59 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1R2MU0C4REIEF
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2CXAWVGQ6QQ2V
darker: 1 (eq: False, dd: False), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A258PTOZ3D2TQR
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2FNC7KTCBF9IT
(0: guessing, 1: probably, 2: definitely)