Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0638735026302
Darker point darker score: 0.0504805193967
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3QW1C79IH4GOG
darker: 2 (eq: False, dd: True), confidence: 0, worker: AXCPRXO08DFAH (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 1, worker: AAS7N38GYAVF8
darker: E (eq: True, dd: None), confidence: 1, worker: A234WZ4KX8IW07
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1DDY93NB8NESD
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1LC5CYDRIHNRM (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1GVN53BJRWKD2
(0: guessing, 1: probably, 2: definitely)