#03045E
#0077B6
#00B4D8
#90E0EF
#03045E is a dark, highly saturated blue color, closest to Navy and near Navy and Midnight. In OKLCH it has 22% lightness and 0.15 chroma at hue 266°. Blue suggests trust, stability and calm; it is the most used hue in corporate and tech branding, which makes #03045E a natural choice for links, primary buttons, finance and technology. It appears in 3 ColorSwoop palettes.
#03045Ergb(3, 4, 94)hsl(239, 94%, 19%)97, 96, 0, 63--navy17.75:1 white · 1.18:1 blackWhite text passes WCAG AA on #03045E (17.75:1); black does not, so keep dark text off it.
For a calm scheme pair #03045E with its analogous neighbors #03325E and #2F035E; for contrast use its complement #5E5C03 as a small accent, and anchor everything with a neutral such as #F5F5F7.
--navy: #03045E;
$navy: #03045E;
colors: { 'navy': '#03045E' }