1. 

   Natural Color System / NCS - S 5030-B90G

   hsl(164, 0%, 0%) / cyan: 0.65, magenta: 0.00, yellow: 0.17, key: 0.58 / LRV ≈ 11.4%

2. 

   Sigma - Natural Green / S 5030-B90G

   hsl(159, 0%, 0%) / cyan: 0.42, magenta: 0.00, yellow: 0.15, key: 0.54 / LRV ≈ 14.9%

3. 

   Natural Color System / NCS - S 5030-R20B

   hsl(342, 0%, 0%) / cyan: 0.00, magenta: 0.53, yellow: 0.37, key: 0.53 / LRV ≈ 7.4%

4. 

   Natural Color System / NCS - S 5030-B

   hsl(200, 0%, 0%) / cyan: 0.61, magenta: 0.20, yellow: 0.00, key: 0.52 / LRV ≈ 10.8%

5. 

   Natural Color System / NCS - S 5030-Y40R

   hsl(26, 0%, 0%) / cyan: 0.00, magenta: 0.35, yellow: 0.60, key: 0.44 / LRV ≈ 14.2%

6. 

   Natural Color System / NCS - S 5030-Y50R

   hsl(20, 0%, 0%) / cyan: 0.00, magenta: 0.37, yellow: 0.56, key: 0.44 / LRV ≈ 13.6%

7. 

   Natural Color System / NCS - S 5030-G30Y

   hsl(98, 0%, 0%) / cyan: 0.24, magenta: 0.00, yellow: 0.39, key: 0.56 / LRV ≈ 13.7%

8. 

   Natural Color System / NCS - S 5030-R90B

   hsl(210, 0%, 0%) / cyan: 0.54, magenta: 0.28, yellow: 0.00, key: 0.50 / LRV ≈ 10.1%

9. 

   Natural Color System / NCS - S 5030-Y90R

   hsl(4, 0%, 0%) / cyan: 0.00, magenta: 0.44, yellow: 0.47, key: 0.48 / LRV ≈ 10.5%

10. 

    Natural Color System / NCS - S 5030-G

    hsl(155, 0%, 0%) / cyan: 0.53, magenta: 0.00, yellow: 0.22, key: 0.57 / LRV ≈ 12.6%