Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.0067459787603
Darker point darker score: -1.09112814944
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3DHYTZ1GPN0T8
darker: 2 (eq: False, dd: False), confidence: 1, worker: A3DWNVEWGRQMJG
darker: E (eq: True, dd: None), confidence: 2, worker: A2D3TM156X7Y61
darker: E (eq: True, dd: None), confidence: 0, worker: A36ABEGFKRJC2O
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1TQ7UQSSQP7BD (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1IOJ2LGMGISYM
(0: guessing, 1: probably, 2: definitely)