Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.918596096125
Darker point darker score: 0.958121058708
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3UC4JITM1QD1M
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3FVPDNQQLDFZH
darker: 1 (eq: False, dd: True), confidence: 2, worker: ABWVRVG5B5OMX (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2JVJ7J2MVGW9S
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1DDY93NB8NESD
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3A45A5YUM61LK
darker: 1 (eq: False, dd: True), confidence: 2, worker: AJSZEUBV1O00K (marked invalid)
(0: guessing, 1: probably, 2: definitely)