Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -0.970030505205
Darker point darker score: -0.932590310735
darker: 2 (eq: False, dd: False), confidence: 2, worker: A30M7MYW1BHQN1
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3P9BBIGUZ53BX (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3FB1E807EN22S
darker: 2 (eq: False, dd: False), confidence: 1, worker: A3VO5CW9ZY22MZ
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1ZH2G3ICIOPT2 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 1, worker: AEHEZAYCPWF0E
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3A45A5YUM61LK
darker: E (eq: True, dd: None), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
(0: guessing, 1: probably, 2: definitely)