Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.04281774955
Darker point darker score: 0.994437081042
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2FQSVTAOL5GUC
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1KITOCUU7GERN
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1KH9UPH0D74QJ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1ZH2G3ICIOPT2 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A234WZ4KX8IW07
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3DHYTZ1GPN0T8
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2CQLD1RK8ZQ7D
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3IPKVTS5K06LP
(0: guessing, 1: probably, 2: definitely)