Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.928855232271
Darker point darker score: 0.104805210067
darker: 2 (eq: False, dd: True), confidence: 2, worker: A14S7A62C87LTI
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2D6GU31XFG5LY
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2TE84RMBCJ1B1 (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: AFO6OUDRVZ317
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2B8L88BUHVOO6
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1136V0RZUR5TO
(0: guessing, 1: probably, 2: definitely)