Tabloid
Open in tool →Red, black and yellow on white is the loudest three-color system in print — use it when headlines are the product.
Color
#da2543rgb(218, 37, 67)hsl(350, 71%, 50%)oklch(0.576 0.212 19.4)Charcoal, Royal Blue and Sea Green lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.
Charcoal is the body-text near-black for #da2543: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Royal Blue completes a triad with #da2543 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Sea Green is a split-complement of #da2543: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Steel Blue is a split-complement of #da2543: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Amber is paired with #da2543 in 5 real palettes, including Wired's brand system and Maple, as the accent — a combination designers have actually shipped, not a computed rotation.
Blue is paired with #da2543 in 8 real palettes, including Tim Hortons's brand system and native Cybersecurity's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Denim is paired with #da2543 in 13 real palettes, including Target : Expect More. Pay Less.'s brand system and Amazon's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Dodger Blue is paired with #da2543 in 5 real palettes, including Databricks's brand system and Replit's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
| #da2543 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.85:1 | pass | pass | fail |
|
Aaon black | 4.33:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #da2543 as the background.
Red, black and yellow on white is the loudest three-color system in print — use it when headlines are the product.
Emerald, amethyst and ruby on velvet-black — the jewel-tone trio; the surface must be dark or the stones go plastic.
#da2543 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:
Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #da2543 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/da2543-c49c9e-62cb87-2d231f-f1e9ee?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md