Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.954404941873
Darker point darker score: 0.195670882773
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2AAWTFFL0ZXEK (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1DJDJMSZTDQRF
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2CXAWVGQ6QQ2V
darker: 1 (eq: False, dd: True), confidence: 2, worker: AET2U31SXUAPM
darker: 2 (eq: False, dd: False), confidence: 1, worker: A3UN57EC5AXY1Z
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1XVZCQ983ETMR
(0: guessing, 1: probably, 2: definitely)