Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.799866520557
Darker point darker score: 0.919341810627
darker: 1 (eq: False, dd: True), confidence: 1, worker: A1PGQZ8N5QB4F4 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: APWBUB0PDRLS5
darker: 1 (eq: False, dd: True), confidence: 2, worker: AO2JIXLS5MIC5 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: AU4FF0366TBAR (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A23RB1Y4ANXQLS
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2A1D52ZPSW6L9
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1WRANKL1HRGYW
darker: E (eq: True, dd: None), confidence: 0, worker: ASJ2RFXCJT1T8
(0: guessing, 1: probably, 2: definitely)