Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.955764709541
Darker point darker score: 0.508074180641
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2EXD9H165FA8T (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: AOKJCDRWBS5MK
darker: 2 (eq: False, dd: True), confidence: 2, worker: A266KTWY0HBD2F
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1OA3O78YDXGZO
darker: 2 (eq: False, dd: True), confidence: 2, worker: A237FGJCPV99GJ
darker: 1 (eq: False, dd: False), confidence: 1, worker: AE6N096CSI5HT
(0: guessing, 1: probably, 2: definitely)