Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 2
Darker method: C
Equal score: -1.06629692518
Darker point darker score: -0.944294498517
darker: 2 (eq: False, dd: False), confidence: 2, worker: AOKJCDRWBS5MK
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1YQ4Z1018RM1R
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2Q1A5H715C3EK
darker: 2 (eq: False, dd: False), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3VO5CW9ZY22MZ
darker: 2 (eq: False, dd: False), confidence: 0, worker: AFO6OUDRVZ317
(0: guessing, 1: probably, 2: definitely)