Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.343159886185
Darker point darker score: -0.914180307158
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1JF9ZNXWK5QZU (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1DDY93NB8NESD
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2A1D52ZPSW6L9
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3LSDO3YPF1SFT
darker: 1 (eq: False, dd: False), confidence: 2, worker: A17AF8T628J0B9
darker: E (eq: True, dd: None), confidence: 2, worker: A3RR91G2KJO9NI
(0: guessing, 1: probably, 2: definitely)