#2F3E46
#354F52
#52796F
#CAD2C5
#2F3E46 is a dark, muted gray color, closest to Iron and near Charcoal Blue and Iron. In OKLCH it has 35% lightness and 0.02 chroma at hue 232°. Gray suggests neutrality and balance; it lets other colors lead, which makes #2F3E46 a natural choice for text, borders and interface chrome. It appears in 1 ColorSwoop palette.
#2F3E46rgb(47, 62, 70)hsl(201, 20%, 23%)33, 11, 0, 73--iron11.06:1 white · 1.9:1 blackWhite text passes WCAG AA on #2F3E46 (11.06:1); black does not, so keep dark text off it.
For a calm scheme pair #2F3E46 with its analogous neighbors #2F4643 and #2F3246; for contrast use its complement #46372F as a small accent, and anchor everything with a neutral such as #F5F5F7.
--iron: #2F3E46;
$iron: #2F3E46;
colors: { 'iron': '#2F3E46' }