Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.02177017399
Darker point darker score: 0.261988825108
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1KWFRKBCLPQXZ (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: APWBUB0PDRLS5
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3A45A5YUM61LK
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2YUKCBFNE5RGL
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1MQPBGSL800TL
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1D2E3QRL7O43T
(0: guessing, 1: probably, 2: definitely)