Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0194352054235
Darker point darker score: 0.00493171039155
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3FZPVGNOACL0D
darker: E (eq: True, dd: None), confidence: 1, worker: A216Z8XU0OZD03
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1BV7EFMID3RDO
darker: E (eq: True, dd: None), confidence: 2, worker: A2BW88QQ1YE12H
darker: 1 (eq: False, dd: False), confidence: 1, worker: A1NQZHW4RY6IDR
(0: guessing, 1: probably, 2: definitely)