#FAFAF8
#D9D9D4
#E3B505
#1E1E1C
#E3B505 is a medium, highly saturated yellow color, closest to Mustard and near Mustard and Saffron. In OKLCH it has 79% lightness and 0.16 chroma at hue 90°. Yellow suggests optimism and attention; it is the brightest hue and the hardest to balance, which makes #E3B505 a natural choice for highlights, warning states and cheerful campaigns. It appears in 1 ColorSwoop palette.
#E3B505rgb(227, 181, 5)hsl(48, 96%, 45%)0, 20, 98, 11--mustard1.93:1 white · 10.88:1 blackBlack text passes WCAG AA on #E3B505 (10.88:1); white text does not (1.93:1).
For a calm scheme pair #E3B505 with its analogous neighbors #E14705 and #9FE105; for contrast use its complement #0531E1 as a small accent, and anchor everything with a neutral such as #F5F5F7.
--mustard: #E3B505;
$mustard: #E3B505;
colors: { 'mustard': '#E3B505' }