Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -1.03458659395
Darker point darker score: -0.918425617921
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2CQLD1RK8ZQ7D
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3PEMQP28HYGHU
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: 2 (eq: False, dd: False), confidence: 2, worker: AE808DQDYM9F
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1136V0RZUR5TO
(0: guessing, 1: probably, 2: definitely)