Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.168138620147
Darker point darker score: -0.879732103837
darker: 2 (eq: False, dd: False), confidence: 1, worker: A2ZMZDOTHBMUCK
darker: E (eq: True, dd: None), confidence: 1, worker: A1EY3KWGUA9A1N
darker: E (eq: True, dd: None), confidence: 2, worker: A2YAM0NOL7EQNG
darker: 2 (eq: False, dd: False), confidence: 1, worker: A22BAUES1TIZS6
darker: E (eq: True, dd: None), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2A42CU48PN8CX
(0: guessing, 1: probably, 2: definitely)