#F4F7F9
#D5DEE6
#8FA9BE
#2E3F4F
#2E3F4F is a dark, muted blue color, closest to Charcoal and near Charcoal Blue and Charcoal. In OKLCH it has 36% lightness and 0.04 chroma at hue 247°. Blue suggests trust, stability and calm; it is the most used hue in corporate and tech branding, which makes #2E3F4F a natural choice for links, primary buttons, finance and technology. It appears in 1 ColorSwoop palette.
#2E3F4Frgb(46, 63, 79)hsl(209, 26%, 25%)42, 20, 0, 69--charcoal10.82:1 white · 1.94:1 blackWhite text passes WCAG AA on #2E3F4F (10.82:1); black does not, so keep dark text off it.
For a calm scheme pair #2E3F4F with its analogous neighbors #2F5050 and #2F3050; for contrast use its complement #503F2F as a small accent, and anchor everything with a neutral such as #F5F5F7.
--charcoal: #2E3F4F;
$charcoal: #2E3F4F;
colors: { 'charcoal': '#2E3F4F' }