Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.880232010735
Darker point darker score: 0.207102958135
darker: 2 (eq: False, dd: True), confidence: 0, worker: A2AAWTFFL0ZXEK (marked invalid)
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1KITOCUU7GERN
darker: 2 (eq: False, dd: True), confidence: 1, worker: A3JB8CDV1SF2TH
darker: 1 (eq: False, dd: False), confidence: 1, worker: A3RNCUQDU5AVEI
darker: 2 (eq: False, dd: True), confidence: 0, worker: A3UC4JITM1QD1M
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3PEMQP28HYGHU
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2H4ON6BUHMY1L (marked invalid)
(0: guessing, 1: probably, 2: definitely)