Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.998834366133
Darker point darker score: 1.00845371782
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3MWV912LNFD67
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2RA4A0LLQLGUW
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1DDY93NB8NESD
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1IJ5RKJ4MD2AM (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3ICG6AUFB4AT
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3PF1VER45OVPM
darker: 2 (eq: False, dd: True), confidence: 2, worker: A216863E5VMFSV (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2C5N3IQEP0KWA (marked invalid)
(0: guessing, 1: probably, 2: definitely)