Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: 1
Darker method: C
Equal score: -1.425847214
Darker point darker score: 0.236904098919
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1LC5CYDRIHNRM (marked invalid)
darker: 1 (eq: False, dd: True), confidence: 2, worker: ALY6VKHUADU6F
darker: 1 (eq: False, dd: True), confidence: 2, worker: A2XWHAVGMXTVMJ
darker: 2 (eq: False, dd: False), confidence: 1, worker: A1NPKI9KKWOI2P
darker: 1 (eq: False, dd: True), confidence: 2, worker: ANE1T9B3JJAS5
darker: 2 (eq: False, dd: False), confidence: 1, worker: A2U6RU3NL5CGH7
(0: guessing, 1: probably, 2: definitely)