Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.0605629135589
Darker point darker score: 0.934180038652
darker: E (eq: True, dd: None), confidence: 1, worker: A112V6HAH568DI
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2D3TM156X7Y61
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2TE84RMBCJ1B1 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1V0SVCSZX78KM
darker: 1 (eq: False, dd: True), confidence: 2, worker: A32M5FDKCPHMA
darker: E (eq: True, dd: None), confidence: 2, worker: AE808DQDYM9F
(0: guessing, 1: probably, 2: definitely)