Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.01989797449
Darker point darker score: 1.08973430459
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2YAM0NOL7EQNG
darker: 1 (eq: False, dd: False), confidence: 0, worker: A18YH2N9M2P95T (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3F813T7DKLBKP
darker: 2 (eq: False, dd: True), confidence: 2, worker: ANE1T9B3JJAS5
darker: 2 (eq: False, dd: True), confidence: 2, worker: A167L9XCC3KHPF
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1EY3KWGUA9A1N
(0: guessing, 1: probably, 2: definitely)