Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.891130168387
Darker point darker score: 0.109730812071
darker: 1 (eq: False, dd: True), confidence: 1, worker: A2V9WRIAL9CJZT
darker: 1 (eq: False, dd: True), confidence: 0, worker: A2DYG62TXKP65Z
darker: 2 (eq: False, dd: False), confidence: 1, worker: A167L9XCC3KHPF
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1NF6PELRKACS9
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1L3348HFKSWBJ (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1DDY93NB8NESD
(0: guessing, 1: probably, 2: definitely)