HEX Color Code #042678

Defined by its dark blue character, #042678 offers the kind of dependable color foundation that production interfaces need. Below you will find its complete breakdown — RGB, HSL, CMYK — along with design guidance and accessibility notes.

What Color Is #042678?

#042678 translates to RGB(4, 38, 120), producing a dark blue that balances its channels evenly. The overall perceived brightness of 37/255 means it registers as a darker tone that anchors visual hierarchy.

Color Meaning of #042678

In color psychology, blue hues evoke serenity, intelligence, and authority. The dark quality of #042678 adds a layer of sophistication and seriousness, making it effective for brands that want to combine blue emotional resonance with refined aesthetics.

Where to Use HEX Code #042678

Brand identity systems — dark blue works as a primary or secondary swatch in logo lockups

Card hover states and focus rings that provide clear visual feedback without overwhelming the layout

Dashboard headers and KPI tiles where blue tones lend a professional, data-forward aesthetic

Marketing landing pages targeting audiences who respond to blue color psychology

Mobile app tab bars and status indicators that must remain legible across varying ambient lighting

Print collateral converted via CMYK — this shade holds well in four-color process printing

Similar HEX Color Codes

#001787

#000D5F

#274955

Complementary teal tone for palette coordination

#31534B

Nearby color value offering slightly different brightness

#3B0041

#0000B9

Adjacent shade useful for gradient transitions

#00002D

Comparable blue alternative with distinct character

HEX Code #042678 in Design Systems

Modern design systems would assign #042678 a semantic token like --brand-blue-base and generate a tonal scale around it. Use HSL to create lighter tints (increase L by 10-15% for hover backgrounds) and darker shades (decrease L by 10-15% for pressed states), keeping H and S constant.

For contrast: white text on this background meets WCAG AA comfortably. For AAA compliance, verify the specific ratio — aim above 7:1 for body text. Avoid using this shade for thin text on medium-toned backgrounds.

FAQ About HEX Color Code #042678

What color is #042678?

Visually, #042678 appears as dark blue. At HSL(222°, 94%, 24%), the hue sits in the blue zone with strong saturation and dark brightness.

Is #042678 a dark or light color?

Based on WCAG luminance weighting, #042678 scores 37/255 — classifying it as dark. It functions well as button fills, header bars, and accent blocks with light text..

What colors go well with #042678?

Try combining #042678 with shades at 42° (complementary) for bold contrast, 342° and 102° (triadic) for balanced variety, or simply lighter and darker blue values for monochromatic elegance. Use our color wheel to explore these relationships visually.

Can I use #042678 for branding?

Yes, #042678 works effectively for branding. The blue family communicates stability, depth, and confidence, and its dark character adds distinctiveness. Pair it with comprehensive brand guidelines specifying approved backgrounds, text treatments, and co-branding rules.

How do I convert #042678 to other color formats?

#042678 equals RGB(4, 38, 120) and HSL(222°, 94%, 24%). Each format serves different purposes: HEX for CSS tokens, RGB for JavaScript manipulation, and HSL for intuitive color adjustments. Our conversion tools provide all formats with one click.