#003F4D · near Gunmetal

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#003F4D (RGB 0, 63, 77) is a dark, muted blue, closest to Gunmetal and near Charcoal Blue and Deep Teal. Blue suggests trust, stability and calm; it is the most used hue in corporate and tech branding, which makes #003F4D a natural choice for links, primary buttons, finance and technology. It appears in 2 ColorSwoop palettes. In OKLCH it has 34% lightness and 0.06 chroma at hue 219°.

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HEX#003F4D
RGBrgb(0, 63, 77)
HSLhsl(191, 100%, 15%)
CMYK100, 18, 0, 70
CSS var--gunmetal
Contrast11.55:1 white · 1.82:1 black

Similar named colors

Charcoal Blue #2C3E50Deep Teal #0F4C5CGunmetal #2A3439Prussian Blue #003153Charcoal #36454F

How to use #003F4D

White text passes WCAG AA on #003F4D (11.55:1); black does not, so keep dark text off it.

For a calm scheme pair #003F4D with its analogous neighbors #004D34 and #00184D; for contrast use its complement #4D0E00 as a small accent, and anchor everything with a neutral such as #F5F5F7.

--gunmetal: #003F4D;

Color card

#003F4D hex color card: near Gunmetal, RGB 0, 63, 77
Save or share #003F4D as an image — hex, RGB and HSL on the color itself.

Shades & tints

#000D0F#00191F#00262E#00323E#003F4D#336571#668C94#99B2B8#CCD9DB

Color harmonies for #003F4D

Complementary

#003F4D#4D0E00

Analogous

#003F4D#004D34#00184D

Triadic

#003F4D#4D003E#3E4D00

Split complementary

#003F4D#4D0018#4D3400

Tetradic

#003F4D#34004D#4D0E00#184D00

Palettes with #003F4D