Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.211632179151
Darker point darker score: 0.988640330169
darker: 1 (eq: False, dd: True), confidence: 2, worker: ADAKTHXLJRCI7
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2EKPA2DR5VSA8
darker: 1 (eq: False, dd: True), confidence: 2, worker: AUD2Y1IOZ0GN4 (marked invalid)
darker: E (eq: True, dd: None), confidence: 1, worker: A3163PFOUKXQKA
darker: 1 (eq: False, dd: True), confidence: 1, worker: A27QCN3GYCZTPE
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1JEDFDBWHLA1F
(0: guessing, 1: probably, 2: definitely)