Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.882432399514
Darker point darker score: 0.894095281341
darker: 2 (eq: False, dd: False), confidence: 2, worker: AQD91RFHV1WNE (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3QTG4DHHV2KD6
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1A50D6DABL6IK
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1ZH2G3ICIOPT2 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2ZRJMJTE6ID97
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3KUGXG2Y6X7BD
darker: 1 (eq: False, dd: True), confidence: 2, worker: AU4FF0366TBAR (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1XVZCQ983ETMR
(0: guessing, 1: probably, 2: definitely)