Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.08417950964
Darker point darker score: 1.11975810589
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1HZWAX6XQXIM7
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1Y5DMCQYLVL74
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3NWQ0535HAXUD
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3799NWTIYKCEV
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UIVQJXY62XU8
(0: guessing, 1: probably, 2: definitely)