Types of Color Schemes

A color scheme is a defined relationship between hues, usually described by their positions on the color wheel. Six types appear most often in logo and palette design: monochromatic, analogous, complementary, split-complementary, triadic and tetradic. Some designers also treat achromatic palettes (black, white and grays) as a seventh option. That option is a neutral treatment rather than a relationship between hues. Each type is a starting rule for choosing a logo's colors. None of them guarantees a working logo by itself.

The main types at a glance

Scheme | How the hues relate | General character in a logo

Monochromatic | One hue in different tints, shades and saturations | Unified and restrained; contrast has to come from lightness rather than hue

Analogous | Neighboring hues on the wheel | Harmonious and low in tension; parts can blur together if their lightness is too similar

Complementary | Two hues directly opposite each other | Strong contrast and emphasis; one hue usually dominates and the other accents

Split-complementary | One base hue plus the two hues next to its complement | Contrast similar to complementary, with less direct clash

Triadic | Three hues evenly spaced around the wheel | Lively and balanced; needs one lead hue to avoid feeling busy

Tetradic (rectangle or square) | Four hues forming two complementary pairs | The most variety and the hardest to control in a small mark

Achromatic | Black, white and grays with no hue | Neutral and versatile; often used as the logo's single-color version

How the types differ

The schemes differ along two lines: how many hues they use and how far apart those hues sit on the wheel.
• Hues close together (monochromatic, analogous) tend to read as calm and cohesive.
• Hues far apart (complementary and its variants) tend to read as high-contrast.
• Schemes with three or four hues (triadic, tetradic) offer more range but are harder to balance.
Because a logo is usually small and simple, many designers prefer the narrower schemes or let one color dominate. This is a common editorial guideline, not a fixed rule.

A scheme only fixes the hues. Lightness and saturation decide whether the mark stays legible. The same complementary pair can be clear or unreadable depending on how far apart the two colors are in lightness. A widely used check is whether the logo still works in one color or in grayscale. If it does, the design does not depend on hue difference alone.

Where the scheme lives in a vector logo file

In editable vector artwork, the scheme is normally stored as named swatches or global colors applied to paths and shapes. Changing a swatch then updates every element that uses it. Brand palettes are often recorded in several color specifications for different outputs: RGB for screens, CMYK for process printing, and sometimes spot colors.
A raster preview such as a PNG or JPG shows the colors but carries no editable swatches or paths. A file's extension does not prove what is inside it. An SVG, EPS, PDF or AI file can contain only an embedded raster image, in which case its colors cannot be edited as vector fills. Open the file and inspect its objects before assuming the palette can be changed.

Having a logo file you can recolor does not mean you are permitted to recolor it. Permission to download a logo is separate from permission to modify its artwork, its fonts or the trademark it represents. A palette change to someone else's mark needs the owner's authorization.

Gaps in this overview

No subject-specific evidence was supplied for this article, so it gives no measured data, studies, color values or examples of particular brands. Claims about the emotional or cultural meaning of specific colors vary by source and context and are not covered here. The scheme descriptions above reflect standard color-wheel theory and common design practice. They are not tested results.