Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.170741345572
Darker point darker score: 0.958779802905
darker: 1 (eq: False, dd: True), confidence: 2, worker: A21VLTGNNJH43I
darker: E (eq: True, dd: None), confidence: 0, worker: A3163PFOUKXQKA
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2TE84RMBCJ1B1 (marked invalid)
darker: E (eq: True, dd: None), confidence: 1, worker: A1NPKI9KKWOI2P
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2FQSVTAOL5GUC
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1QK90OHMNVT6N
(0: guessing, 1: probably, 2: definitely)