Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0363552546603
Darker point darker score: 1.01988145979
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3GFISRU6V2MG5
darker: E (eq: True, dd: None), confidence: 1, worker: A234WZ4KX8IW07
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3O8YXPG1HGUH0
darker: 2 (eq: False, dd: True), confidence: 2, worker: A39SAJGZKMYJE9 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1A50D6DABL6IK
darker: 2 (eq: False, dd: True), confidence: 1, worker: A167L9XCC3KHPF
(0: guessing, 1: probably, 2: definitely)