Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0605636354674
Darker point darker score: 0.315836342572
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A237FGJCPV99GJ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2YM7PJ6OSMSR9
darker: E (eq: True, dd: None), confidence: 1, worker: A14P86I4JB46ET
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: 2 (eq: False, dd: True), confidence: 2, worker: AKG5TLUQ2WWED
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1DU0G52OTCO5K
darker: E (eq: True, dd: None), confidence: 2, worker: A3I4NM85R4LN97
(0: guessing, 1: probably, 2: definitely)