#FFF200
#FFD100
#FF9F1C
#FFFFFF
#FFD100 is a medium, highly saturated yellow color, closest to Gold and near Gold and Sunflower. In OKLCH it has 87% lightness and 0.18 chroma at hue 93°. Yellow suggests optimism and attention; it is the brightest hue and the hardest to balance, which makes #FFD100 a natural choice for highlights, warning states and cheerful campaigns. It appears in 2 ColorSwoop palettes.
#FFD100rgb(255, 209, 0)hsl(49, 100%, 50%)0, 18, 100, 0--gold1.46:1 white · 14.37:1 blackBlack text passes WCAG AA on #FFD100 (14.37:1); white text does not (1.46:1).
For a calm scheme pair #FFD100 with its analogous neighbors #FF5100 and #AEFF00; for contrast use its complement #002FFF as a small accent, and anchor everything with a neutral such as #F5F5F7.
--gold: #FFD100;
$gold: #FFD100;
colors: { 'gold': '#FFD100' }