Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -0.0123914708681
Darker point darker score: 0.922875601242
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1P2EVJXWYR94M (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 0, worker: A3B7AUU8YUZ4PZ (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3RZMD0GPKZBJ5
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3RZMD0GPKZBJ5
darker: 1 (eq: False, dd: True), confidence: 0, worker: A1XX6ZVVS2UTO7 (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 1, worker: AKLZPOBB3YA33
darker: 1 (eq: False, dd: True), confidence: 2, worker: A3B0AB2C9SIHN
darker: E (eq: True, dd: None), confidence: 2, worker: AKG5TLUQ2WWED
(0: guessing, 1: probably, 2: definitely)