Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.0986471880198
Darker point darker score: 1.01988145979
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1YQ4Z1018RM1R
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3GFISRU6V2MG5
darker: 1 (eq: False, dd: True), confidence: 1, worker: A167L9XCC3KHPF
darker: 2 (eq: False, dd: False), confidence: 1, worker: A2KFG0H3IXPFM9 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1IOJ2LGMGISYM
darker: E (eq: True, dd: None), confidence: 2, worker: A1MQPBGSL800TL
darker: E (eq: True, dd: None), confidence: 2, worker: A35Y9YHW91OY2U (marked invalid)
(0: guessing, 1: probably, 2: definitely)