Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0201292629536
Darker point darker score: 0.170820936484
darker: 2 (eq: False, dd: True), confidence: 1, worker: A22BAUES1TIZS6
darker: E (eq: True, dd: None), confidence: 0, worker: A2Q1A5H715C3EK
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1F4MP6YOIC1IV
darker: E (eq: True, dd: None), confidence: 1, worker: A1XYJZ1AFNUURD
darker: 1 (eq: False, dd: False), confidence: 2, worker: AYLD14EI9Q925
darker: 2 (eq: False, dd: True), confidence: 2, worker: AH7WFV2TQYEW0 (marked invalid)
(0: guessing, 1: probably, 2: definitely)