Harvest
Open in tool →Pumpkin, straw and burnt gold on parchment — the autumn palette that still feels like a product, not a place-mat.
Color
#ac441b
#ac441b
hex
#ac441brgb
rgb(172, 68, 27)hsl
hsl(17, 73%, 39%)oklch
oklch(0.522 0.146 39.9)Closest name: Rust (#b7410e)Relative luminance 0.1298
Colors that go with #ac441b
Crimson, Sea Green and Teal 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.
Crimson #dc143c
analogousshippedCrimson is #ac441b's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Sea Green #2e8b57
triadicshippedSea Green completes a triad with #ac441b — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Teal #008080
complementaryshippedTeal sits directly opposite #ac441b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Champagne #f7e7ce
shipped5 real palettes, including Woodsmoke and BrandSweets's brand system put Champagne beside #ac441b, as the text colour against it.
Dark Olive Green #556b2f
shippedDark Olive Green shows up next to #ac441b in 6 real palettes, including Olive Grove and BrandSweets's brand system, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #ac441b: 9 real palettes, including Campbell's's brand system and State Farm's brand system, as the accent.
Hunter Green #355e3b
shippedHunter Green is paired with #ac441b in 5 real palettes, including Fireside and Trailhead, as the supporting colour.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #ac441b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Real palettes that use #ac441b
Tints & shades
Harmonies
Contrast
| #ac441b as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 5.84:1 | pass | pass | fail |
|
Aaon black | 3.6:1 | 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 #ac441b as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Palettes built around it
Fonts for this mood
#ac441b reads as warm, vivid, playful. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #ac441b
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #ac441b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/ac441b-c4ac9c-62cbb6-2d291f-f1e9eb?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