Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0326165504496
Darker point darker score: 0.928443689847
darker: 2 (eq: False, dd: True), confidence: 1, worker: AO8LXT6Z1D9MU
darker: 1 (eq: False, dd: False), confidence: 1, worker: AVQ23YRFWZKHH (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: AKHVTWTHW5VID
darker: E (eq: True, dd: None), confidence: 2, worker: A3N6C8962TXPVH
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3DY9JPLPQUN1O
darker: E (eq: True, dd: None), confidence: 1, worker: A3S8HNGZ7BN1I6
(0: guessing, 1: probably, 2: definitely)