Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.039166951926
Darker point darker score: 0.0740219400122
darker: E (eq: True, dd: None), confidence: 0, worker: A1RU9BQLDZ1DSY (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2FNC7KTCBF9IT
darker: 1 (eq: False, dd: False), confidence: 0, worker: ANE1T9B3JJAS5
darker: 2 (eq: False, dd: True), confidence: 0, worker: A1LAC2M11NC968
darker: 1 (eq: False, dd: False), confidence: 1, worker: ASOOONBGQ48YI
darker: E (eq: True, dd: None), confidence: 0, worker: A3HIIRTGJUJZ1D
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
(0: guessing, 1: probably, 2: definitely)