Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.19088655064
Darker point darker score: 0.75027379756
darker: 1 (eq: False, dd: False), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: A277RSAE4AKWW0
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3G2YF6E6L6OMZ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1KH9UPH0D74QJ (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1YQ4Z1018RM1R
darker: 2 (eq: False, dd: True), confidence: 2, worker: AXHC7OMH8XE9U
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3LSDO3YPF1SFT
(0: guessing, 1: probably, 2: definitely)