Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0296347783563
Darker point darker score: 0.90426603746
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2TEWO3WJ5YKGG (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A237FGJCPV99GJ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A235ULDV4XUVDM
darker: 2 (eq: False, dd: True), confidence: 2, worker: A106BTOUPN1KRV
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1WRANKL1HRGYW
darker: E (eq: True, dd: None), confidence: 2, worker: A2A42CU48PN8CX
darker: E (eq: True, dd: None), confidence: 2, worker: A1IOJ2LGMGISYM
(0: guessing, 1: probably, 2: definitely)