Strong's H3420יֵרָקוֹן: paleness, whether of persons (from fright), or of plants (from drought) KJV:greenish, yellow.
Meanings: Brown-Driver-Briggs (1906) and Strong's Hebrew Dictionary (1890), public domain, via the Open Scriptures Hebrew Bible Project (CC BY 4.0). TWOT numbers for reference only.
Root family 918: ירקyrq — grow green, be pale, grow pale, green, leaf, put forth leaves, ash-colour, dusky-white, silver coin, gold, colour