Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 1
Darker method: C
Equal score: -0.039351152016
Darker point darker score: -0.88500302116
darker: 1 (eq: False, dd: False), confidence: 2, worker: AE6N096CSI5HT
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3HFS9E2FHNXDR
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1NO4LG6KGOGFD
darker: E (eq: True, dd: None), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2FNC7KTCBF9IT
darker: E (eq: True, dd: None), confidence: 2, worker: A1IOJ2LGMGISYM
(0: guessing, 1: probably, 2: definitely)