Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0224923346733
Darker point darker score: 0.163109129047
darker: E (eq: True, dd: None), confidence: 0, worker: A3N21HBZFYFEXJ
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2RUHINET2E1C5 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 0, worker: A22BAUES1TIZS6
darker: 1 (eq: False, dd: False), confidence: 2, worker: AFO6OUDRVZ317
darker: 2 (eq: False, dd: True), confidence: 2, worker: A7S0IDTDA59QN
darker: E (eq: True, dd: None), confidence: 2, worker: A2VVSQ1PSXKGVE
(0: guessing, 1: probably, 2: definitely)