Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.099129828022
Darker point darker score: 0.968371147901
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1TIL0S71V1JA0
darker: 2 (eq: False, dd: True), confidence: 1, worker: A24DZU2LIWZQCG
darker: 2 (eq: False, dd: True), confidence: 2, worker: AMYTF6MZS1FIF (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: AUJPYSYU7YL5
darker: E (eq: True, dd: None), confidence: 1, worker: A1Y5DMCQYLVL74
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1DDY93NB8NESD
darker: 2 (eq: False, dd: True), confidence: 2, worker: A27H0BKXDPJ543
darker: E (eq: True, dd: None), confidence: 2, worker: A2RUHINET2E1C5 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3NWQ0535HAXUD
(0: guessing, 1: probably, 2: definitely)