Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.879861775865
Darker point darker score: 0.25614522492
darker: 1 (eq: False, dd: True), confidence: 1, worker: AZ9A137H25EDX
darker: 1 (eq: False, dd: True), confidence: 1, worker: ASOOONBGQ48YI
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2FNC7KTCBF9IT
darker: 1 (eq: False, dd: True), confidence: 2, worker: AWL4VD8C90KJR (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1JHVZIC3FH9LG
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1NHP1VZPN3DNX
(0: guessing, 1: probably, 2: definitely)