Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -1.13450126973
Darker point darker score: -1.04283726161
darker: 1 (eq: False, dd: False), confidence: 1, worker: A3JB8CDV1SF2TH
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2LT5VXO2LS0UL
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1Y5DMCQYLVL74
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3HU036FFRA7TQ
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1EY3KWGUA9A1N
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1DDY93NB8NESD
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
(0: guessing, 1: probably, 2: definitely)