How to Extract Brand Colors From an Image
Every brand has a specific set of colors that define its visual identity, and getting those colors exactly right across your digital materials is non-negotiable. A few points off on a HEX value can make a blue look slightly purple, a green look slightly yellow, or a red look slightly orange — and while the difference may be invisible in isolation, it becomes obvious when comparing the digital product side by side with the original brand materials. Extracting colors directly from the source image guarantees pixel-perfect accuracy. This guide walks through the exact steps for sampling brand colors from a logo or photo using the WikiPlus Color Picker.
Preparing Your Source Image
The quality of the color you extract is only as good as the quality of your source image. Before sampling, consider the format and resolution of the file you are working with. Best source formats: SVG: The ideal source for logos. SVG files store color as exact code values (fill colors, stroke colors), and since they are vector graphics, they can be opened in a text editor to read the color values directly. The pixel sampler will still work on SVGs rendered in the browser. PNG: Lossless compression, meaning no color data is altered from the original. This is the preferred raster format for logos and design assets. WebP (lossless): Also lossless, acceptable as a source. Formats to avoid as primary sources: JPEG: JPEG uses lossy compression that alters pixel colors to reduce file size. Colors in JPEG logos are slightly blurred and shifted compared to the original. If JPEG is all you have, sample multiple pixels near the center of a solid color area and use the most representative value. Screenshots: Screenshots are typically saved as PNG or compressed JPEG, but they also introduce operating system rendering artifacts. Use only when no better source is available. Resolution matters. A 32x32 pixel favicon of a logo has so few pixels that the colors may have been blended by downsampling. Always use the highest-resolution version of the asset available — ideally the full-resolution master file. If the brand guidelines PDF specifies Pantone or CMYK values, use the official conversion tables for those values rather than sampling the PDF. PDFs render with screen gamma applied, which can shift colors slightly. The brand's digital color specification (often listed alongside Pantone codes in a brand guidelines document) is the authoritative source.
Sampling Colors With the Color Picker Tool
Once you have your source image prepared, the sampling workflow in the WikiPlus Color Picker is straightforward. Step 1: Upload the image. Click the image upload area in the Color Picker and select your file, or drag and drop it directly onto the tool. The image displays in the sampling canvas at its native resolution (zoomed to fit the viewport). Step 2: Hover to sample. Move your cursor over the image. A magnified preview shows the pixel area under the cursor, and the color readout updates in real time with the HEX, RGB, HSL, and oklch values at the current cursor position. Step 3: Click to lock a color. Clicking saves the sampled color to the active color slot. The values are now available to copy in any format. Step 4: Copy the value in your needed format. Click the copy button next to HEX to copy the six-character code, or copy RGB/HSL/oklch as needed. The copied format is ready to paste directly into CSS, a design token file, or documentation. Step 5: Repeat for each color in the palette. Most brand color systems have 5–8 colors: a primary, a secondary, one or two accent colors, and neutral/gray tones. Sample each one and document the values. Practical tips: — For the most accurate sample, click in the center of a solid-color region, away from edges where anti-aliasing has blended the color with the background — If a logo color looks off from what brand guidelines specify, compare your sampled HEX to the official HEX in the brand document. If they differ, trust the brand document and use its value — Sample both the filled areas and the outline strokes if they are different colors
Building a Brand Color Palette Document
Once you have extracted all the brand colors, organizing them into a structured palette document saves time for every future task that involves those colors. A complete brand color entry should include: — Color name (Primary Blue, Secondary Orange, Neutral Gray, etc.) — HEX value — RGB values — HSL values — oklch values (for modern CSS usage) — Usage notes (when to use this color, what it should appear on) For a CSS design token file, the oklch format is most useful for programmatic manipulation: :root { --color-primary: oklch(0.41 0.26 264); --color-secondary: oklch(0.65 0.22 46); --color-neutral-900: oklch(0.20 0 0); --color-neutral-100: oklch(0.96 0 0); } The neutral colors (grays) have chroma of 0 because they are desaturated. Setting a small non-zero chroma (0.01–0.03) gives them a subtle warm or cool tint that often looks more refined than a pure neutral. For a Figma-compatible palette, set up a frame with color swatches, label each one with name and HEX, and publish it as a shared library. Designers can then apply exact brand colors directly from the swatch library without needing to remember HEX values. Document the anti-use cases as well: which color combinations fail WCAG contrast, which colors should not appear adjacent, and which color is for interactive elements only (and should not be used decoratively). This prevents common misuse downstream.
Handling Complex Images and Photography
Extracting colors from photography and complex illustrations requires a different approach than sampling from flat-color logos. For hero images and photography, the goal is usually to identify the dominant colors that create the mood or visual theme of the image — not a single precise value. Common needs include: a background color for an overlay that complements the photo, text colors that read well against the image, and accent colors that feel harmonious with the image's palette. Workflow for photography palette extraction: 1. Upload the photo to the Color Picker 2. Identify 3–5 visually prominent or representative areas: the subject's main clothing or skin tone, the dominant background color, a highlight, a shadow 3. Sample a pixel from each area and note the values 4. Review the samples in the color picker's display and adjust any that seem like outliers (e.g., a specular highlight that is almost white may not represent the surface color you want) For brand photography where consistent color grading matters, extract the shadow tones, midtones, and highlight tones separately. These define the color grade of the image and help you match it precisely when editing new photos for the same campaign. For gradient extraction (photographed gradients, duotone images), sample at least three points across the gradient: the start color, the midpoint, and the end color. These three values are enough to recreate the gradient in CSS with reasonable accuracy.
Frequently Asked Questions
- What file format should I use for the most accurate color sampling?
- SVG and lossless PNG are the most reliable formats for color sampling. SVG stores exact color values in the file code, which you can verify by reading the file. PNG's lossless compression preserves the original pixel colors exactly. Avoid JPEG as a primary source because its lossy compression alters pixel colors. If the brand provides only a JPEG or a low-resolution image, sample from the center of solid color areas to minimize the effect of compression artifacts, and cross-reference against any HEX values stated in brand guidelines.
- How many colors should a brand palette include?
- A practical brand color system for digital products typically includes: one primary brand color, one or two secondary/accent colors, a set of 5–9 neutrals from near-white to near-black, and optionally semantic colors for states (success green, warning yellow, error red, info blue). Smaller brands can work with 5–7 total colors. Larger design systems (like those for enterprise SaaS products) may have 40+ tokens when you include all shades, dark mode variants, and semantic aliases. Start minimal and expand only when you have a clear use case for each addition.
- Can I extract a color from a website without an image?
- Yes. Modern browsers let you inspect any element and view its computed color in DevTools — right-click any element, choose Inspect, and look at the computed styles in the panel. The color values appear in whatever format they were coded in, and you can click the color swatch in DevTools to open a mini color picker and convert the value. For extracting a color from anywhere on screen (not just a website), use the EyeDropper API via the WikiPlus Color Picker's screen sampler button (Chrome and Edge 95+) to click any screen pixel and capture its color.