Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0399473877787
Darker point darker score: 0.144247598554
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1DVCUCOTAC0JQ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NJB5LJJPC7AS
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1D2E3QRL7O43T
darker: E (eq: True, dd: None), confidence: 1, worker: A1TF729Y38Y0WH
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1KF93C9NTOP42
(0: guessing, 1: probably, 2: definitely)