#1D3557 · near Prussian Blue

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#1D3557 (RGB 29, 53, 87) is a dark, muted blue, closest to Prussian Blue and near Space and Charcoal Blue. Blue suggests trust, stability and calm; it is the most used hue in corporate and tech branding, which makes #1D3557 a natural choice for links, primary buttons, finance and technology. It appears in 3 ColorSwoop palettes. In OKLCH it has 33% lightness and 0.07 chroma at hue 257°.

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HEX#1D3557
RGBrgb(29, 53, 87)
HSLhsl(215, 50%, 23%)
CMYK67, 39, 0, 66
CSS var--prussian-blue
Contrast12.36:1 white · 1.7:1 black

Similar named colors

Prussian Blue #003153Space #1D2951Charcoal Blue #2C3E50Marine #04275CGunmetal #2A3439

How to use #1D3557

White text passes WCAG AA on #1D3557 (12.36:1); black does not, so keep dark text off it.

For a calm scheme pair #1D3557 with its analogous neighbors #1D5358 and #221D58; for contrast use its complement #58401D as a small accent, and anchor everything with a neutral such as #F5F5F7.

--prussian-blue: #1D3557;

Color card

#1D3557 hex color card: near Prussian Blue, RGB 29, 53, 87
Save or share #1D3557 as an image — hex, RGB and HSL on the color itself.

Shades & tints

#060B11#0C1523#112034#172A46#1D3557#4A5D79#77869A#A5AEBC#D2D7DD

Color harmonies for #1D3557

Complementary

#1D3557#58401D

Analogous

#1D3557#1D5358#221D58

Triadic

#1D3557#581D36#36581D

Split complementary

#1D3557#58221D#53581D

Tetradic

#1D3557#581D53#58401D#1D5822

Palettes with #1D3557