A dark blue like the ink in a classic ballpoint or fountain pen. It is a stylish alternative to navy for jackets, stationery and academic branding.
Also known as: Blue ink.
The hex code for ink blue is #1F3A5F. In RGB it is rgb(31, 58, 95), in HSL hsl(215, 51%, 25%) and in CMYK 67, 39, 0, 63.
Pick a color to pair it with and see how it looks on clothes, interiors and design.
Ink blue (#1F3A5F) is a cool, dark, moderately saturated color. It belongs to the blues family. It mixes 31 red, 58 green and 95 blue (out of 255). It is mostly used in stationery, fashion, branding.

From lightest to darkest. Tap a shade to copy its code.
See all its shades: Color shades generator
Outfit palettes with ink blue or a very close shade, each with 8 outfits to copy.
Combinations based on the color wheel. More in the color harmony tool.
Copy the codes or open a palette in the editor to tweak it.
Based on WCAG 2.1 guidelines. Test other pairs in the contrast checker.
:root {
--ink-blue: #1F3A5F;
--ink-blue-rgb: 31, 58, 95;
}
.bg { background-color: var(--ink-blue); }
.text { color: var(--ink-blue); }
The hex code for ink blue is #1F3A5F. In RGB it is rgb(31, 58, 95), in HSL hsl(215, 51%, 25%) and in CMYK 67, 39, 0, 63.
Its complement on the color wheel is #5F441F, close to dark brown. Used in small doses, it works as an accent and adds strong contrast.
Yes. The contrast with white is 11.5:1, enough for body text (WCAG AA).
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