Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.00160807974961
Darker point darker score: 0.130609500053
darker: 1 (eq: False, dd: False), confidence: 1, worker: A2LT5VXO2LS0UL
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1GVN53BJRWKD2
darker: E (eq: True, dd: None), confidence: 0, worker: A19JD78JJXEW01
darker: 2 (eq: False, dd: True), confidence: 0, worker: A3TVDFJ22T1FFN (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2CXAWVGQ6QQ2V
darker: E (eq: True, dd: None), confidence: 2, worker: A3UC4JITM1QD1M
(0: guessing, 1: probably, 2: definitely)