Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.94327791566
Darker point darker score: 0.244375007264
darker: 1 (eq: False, dd: True), confidence: 0, worker: A350DTTUYQLHKJ
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3HH4LW4MMVHE1
darker: 2 (eq: False, dd: False), confidence: 1, worker: A3TO9R1Z7L6PZZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: ASOOONBGQ48YI
darker: E (eq: True, dd: None), confidence: 0, worker: A18YH2N9M2P95T (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UC4JITM1QD1M
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3163PFOUKXQKA
(0: guessing, 1: probably, 2: definitely)