Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -1.02899582546
Darker point darker score: 1.07412857735
darker: 2 (eq: False, dd: True), confidence: 2, worker: AMV1QZDL5K6PG
darker: 2 (eq: False, dd: True), confidence: 0, worker: A1RU9BQLDZ1DSY (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 0, worker: A3VLWJYR99R66D
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2Q1A5H715C3EK
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3IPKVTS5K06LP
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1LC5CYDRIHNRM (marked invalid)
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1NX9Q0EAOPYN3
(0: guessing, 1: probably, 2: definitely)