Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.918617072142
Darker point darker score: 0.193781358014
darker: 1 (eq: False, dd: True), confidence: 2, worker: ATPCAF2RU1G4C (marked invalid)
darker: 2 (eq: False, dd: False), confidence: 0, worker: A92IZM4P9SJ2S
darker: 1 (eq: False, dd: True), confidence: 0, worker: AKJ6IXN6XE7OQ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3B0AB2C9SIHN
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3VQLIGEFIPKAP
darker: 1 (eq: False, dd: True), confidence: 2, worker: A19JD78JJXEW01
darker: 1 (eq: False, dd: True), confidence: 0, worker: A3FVPDNQQLDFZH
(0: guessing, 1: probably, 2: definitely)