Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.891993219552
Darker point darker score: 0.891442503688
darker: 2 (eq: False, dd: True), confidence: 0, worker: A1NQZHW4RY6IDR
darker: 2 (eq: False, dd: True), confidence: 0, worker: A15XHPD9NN0LU2
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NJB5LJJPC7AS
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1OTE7CRHWUOGJ (marked invalid)
darker: E (eq: True, dd: None), confidence: 1, worker: A2U6RU3NL5CGH7
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2DTELFC4X0QJQ
(0: guessing, 1: probably, 2: definitely)