HEX Color Code #12038F

Working with blue tones? #12038F sits in the dark range, bringing depth and consistency to UI kits, brand systems, and data visualizations. Explore its full technical profile and curated companion colors.

What Color Is #12038F?

Visually, #12038F presents as a dark blue with rich saturation that commands attention. In the HSL model, its coordinates are (246°, 96%, 29%) — revealing a hue squarely in the blue zone with dark depth.

Color Meaning of #12038F

#12038F carries the psychological weight of the blue color family — commonly linked to trust, reliability, and professionalism. At dark depth, it strikes a balance that works across cultural contexts, from corporate branding to creative portfolio design.

Where to Use HEX Code #12038F

Section dividers and decorative borders that add rhythm without visual clutter

Progress bars and step indicators where dark blue signals completion and advancement

Tooltip and popover backgrounds that need contrast against both light and dark parent surfaces

Form field validation accents — pairing #12038F with semantic colors creates clear feedback hierarchies

Pull-quote backgrounds and callout boxes that draw the eye to important editorial content

Social media graphics and OG images where consistent blue branding drives recognition

Similar HEX Color Codes

#21009E

#001CA8

#00266C

Complementary teal tone for palette coordination

#000062

Nearby color value offering slightly different brightness

#0000C6

#53004E

Adjacent shade useful for gradient transitions

#5D00DA

Comparable purple alternative with distinct character

HEX Code #12038F in Design Systems

When integrating #12038F into component libraries, create at minimum: a base token, a hover variant (mixed with 10% black), an active variant (mixed with 20% black), and a disabled variant (mixed with 50% white at 60% opacity). CSS color-mix() makes this straightforward without hardcoding every variant.

Brightness check: at 23/255, this value serves best as a background for white UI text, icon labels, and button copy. Test on both sRGB monitors and mobile OLED panels where dark colors can appear more saturated.

FAQ About HEX Color Code #12038F

What color is #12038F?

#12038F is a dark blue color. In RGB terms, it combines 18 red, 3 green, and 143 blue — producing a tone that sits at 29% lightness in the HSL model.

Is #12038F a dark or light color?

With a perceived brightness of 23 on a 0-255 scale, #12038F is a dark color that requires light-colored text or elements placed on top of it. Use WCAG contrast tools to verify specific pairings.

What colors go well with #12038F?

For maximum impact, pair #12038F with its complementary color (around 66° on the wheel). For softer harmony, try analogous hues at 276° and 216°. Neutrals tinted with blue undertones complete the palette.

Can I use #12038F for branding?

Absolutely — #12038F is well-suited for branding when blue aligns with your brand values. Its depth conveys authority and premium positioning. Test it across digital screens, print materials, and merchandise to ensure CMYK translation preserves the intended blue feeling.

How do I convert #12038F to other color formats?

#12038F converts to RGB(18, 3, 143) and HSL(246°, 96%, 29%). For print, calculate CMYK values relative to your printer profile. Use our HEX to RGB converter for instant conversions between any color format.