1. 

   Natural Color System / NCS - S 2020-B30G

   hsl(187, 0%, 1%) / cyan: 0.25, magenta: 0.03, yellow: 0.00, key: 0.24 / LRV ≈ 46.4%

2. 

   Sigma - Cool Blue / S 2020-B30G / Tambour - Mystic Fog / 1074P

   hsl(184, 0%, 1%) / cyan: 0.23, magenta: 0.01, yellow: 0.00, key: 0.19 / LRV ≈ 54.5%

3. 

   Natural Color System / NCS - S 3060-B30G

   hsl(187, 1%, 0%) / cyan: 1.00, magenta: 0.12, yellow: 0.00, key: 0.46 / LRV ≈ 15.5%

4. 

   Natural Color System / NCS - S 2030-B30G

   hsl(186, 0%, 1%) / cyan: 0.41, magenta: 0.04, yellow: 0.00, key: 0.29 / LRV ≈ 36.8%

5. 

   Natural Color System / NCS - S 5540-B30G

   hsl(188, 1%, 0%) / cyan: 1.00, magenta: 0.13, yellow: 0.00, key: 0.67 / LRV ≈ 5.6%

6. 

   Natural Color System / NCS - S 3040-B30G

   hsl(186, 1%, 0%) / cyan: 0.74, magenta: 0.07, yellow: 0.00, key: 0.39 / LRV ≈ 23.1%

7. 

   Natural Color System / NCS - S 1030-B30G

   hsl(185, 0%, 1%) / cyan: 0.36, magenta: 0.03, yellow: 0.00, key: 0.20 / LRV ≈ 49.6%

8. 

   Natural Color System / NCS - S 6030-B30G

   hsl(185, 1%, 0%) / cyan: 0.99, magenta: 0.08, yellow: 0.00, key: 0.66 / LRV ≈ 6.4%

9. 

   Natural Color System / NCS - S 1020-B30G

   hsl(184, 0%, 1%) / cyan: 0.22, magenta: 0.01, yellow: 0.00, key: 0.16 / LRV ≈ 59.0%

10. 

    Natural Color System / NCS - S 2555-B30G

    hsl(186, 1%, 0%) / cyan: 1.00, magenta: 0.09, yellow: 0.00, key: 0.37 / LRV ≈ 22.8%