Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.02338063234
Darker point darker score: 0.995504964945
darker: 2 (eq: False, dd: True), confidence: 2, worker: AIOZSJB0O6OSQ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1TQYQG3VFJTWW
darker: 2 (eq: False, dd: True), confidence: 2, worker: A19JD78JJXEW01
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1MQPBGSL800TL
(0: guessing, 1: probably, 2: definitely)