Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0107224927346
Darker point darker score: 0.907560523972
darker: 2 (eq: False, dd: True), confidence: 0, worker: A60085NFAM25W
darker: E (eq: True, dd: None), confidence: 2, worker: A3DY9JPLPQUN1O
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1AXIY3LLO186R
darker: 2 (eq: False, dd: True), confidence: 1, worker: AUD2Y1IOZ0GN4 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3LHITZX5D9J9A
(0: guessing, 1: probably, 2: definitely)