Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.06934279574
Darker point darker score: 0.935651382914
darker: 2 (eq: False, dd: True), confidence: 1, worker: A14V0QYZOJJATJ
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2Z6WC0PX1L4UG (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: AAOTQL1SCAC03
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1EY3KWGUA9A1N
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3799NWTIYKCEV
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1IOJ2LGMGISYM
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1BTE6I49HJW2V (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 1, worker: A2KFG0H3IXPFM9 (marked invalid)
(0: guessing, 1: probably, 2: definitely)