Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0902177592805
Darker point darker score: 0.90536832807
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3LXHV22SYFRJA
darker: 2 (eq: False, dd: True), confidence: 2, worker: A11KMASRERFP0V
darker: E (eq: True, dd: None), confidence: 1, worker: AGDDGSV1IQ0Z4
darker: E (eq: True, dd: None), confidence: 2, worker: A28BX5XQI1CU6X
darker: E (eq: True, dd: None), confidence: 1, worker: ADPVKKFJ886DJ
darker: E (eq: True, dd: None), confidence: 2, worker: A3B7AUU8YUZ4PZ (marked invalid)
(0: guessing, 1: probably, 2: definitely)