:root {
    --color-yellow-90: #ffffcc; /* rgb(255, 255, 204)  hsl(60, 100%, 90%) */
    --color-yellow-85: #ffffb3; /* rgb(255, 255, 179)  hsl(60, 100%, 85%) */
    --color-yellow-80: #ffff99; /* rgb(255, 255, 153)  hsl(60, 100%, 80%) */
    --color-yellow-75: #ffff80; /* rgb(255, 255, 128)  hsl(60, 100%, 75%) */
    --color-yellow-70: #ffff66; /* rgb(255, 255, 102)  hsl(60, 100%, 70%) */
    --color-yellow-65: #ffff4d; /* rgb(255, 255, 77)   hsl(60, 100%, 65%) */
    --color-yellow-60: #ffff33; /* rgb(255, 255, 51)   hsl(60, 100%, 60%) */
    --color-yellow-55: #ffff1a; /* rgb(255, 255, 26)   hsl(60, 100%, 55%) */
    --color-yellow-50: #ffff00; /* rgb(255, 255, 0)    hsl(60, 100%, 50%) */
    --color-yellow-45: #e6e600; /* rgb(230, 230, 0)    hsl(60, 100%, 45%) */
    --color-yellow-40: #cccc00; /* rgb(204, 204, 0)    hsl(60, 100%, 40%) */
    --color-yellow-35: #b3b300; /* rgb(179, 179, 0)    hsl(60, 100%, 35%) */
    --color-yellow-30: #999900; /* rgb(153, 153, 0)    hsl(60, 100%, 30%) */
    --color-yellow-25: #808000; /* rgb(128, 128, 0)    hsl(60, 100%, 25%) */
    --color-yellow-20: #666600; /* rgb(102, 102, 0)    hsl(60, 100%, 20%) */
    --color-yellow-15: #4d4d00; /* rgb(77, 77, 0)  hsl(60, 100%, 15%) */
    --color-yellow-10: #333300; /* rgb(51, 51, 0)  hsl(60, 100%, 10%) */
}