Color
#660b23
#660b23rgb(102, 11, 35)hsl(344, 81%, 22%)oklch(0.333 0.122 13.4)Colors that go with #660b23
Teal, Crimson and Denim 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.
Teal #008080
complementaryshippedTeal sits directly opposite #660b23 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Crimson #dc143c
shippedCrimson is paired with #660b23 in 4 real palettes, including M&M's's brand system and Burger King's brand system, as the supporting colour.
Denim #1560bd
triadicshippedDenim completes a triad with #660b23 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Copper #b87333
shippedDesigners have shipped Copper with #660b23: 3 real palettes, including Bramble and Chipotle's brand system, as the supporting colour.
Sea Green #2e8b57
split-complementSea Green is a split-complement of #660b23: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Blue #0000ff
shippedTwo real palettes: Tim Hortons's brand system and Dunkin''s brand system put Blue beside #660b23, as the accent.
Blush Pink #e8b4b8
shippedTwo real palettes: Blush and Nursery put Blush Pink beside #660b23, as the supporting colour.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #660b23: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Real palettes that use #660b23
Tints & shades
Harmonies
Contrast
| #660b23 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 12.83:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.64:1 | fail | fail | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #660b23 as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Fonts for this mood
#660b23 reads as warm, vivid, dark. 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 #660b23 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/660b23-c49ca2-62cb7c-2d221f-f1e9ef?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