Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.918601092848
Darker point darker score: 1.00448788387
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3SOJXAUQE15S3
darker: E (eq: True, dd: None), confidence: 1, worker: A1OTE7CRHWUOGJ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1LAC2M11NC968
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3FVPDNQQLDFZH
darker: 1 (eq: False, dd: True), confidence: 2, worker: A28B3UID8AT1GJ
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1NX9Q0EAOPYN3
(0: guessing, 1: probably, 2: definitely)