Color

#660f11

#660f11
hex#660f11
rgbrgb(102, 15, 17)
hslhsl(359, 74%, 23%)
oklchoklch(0.332 0.12 25.8)
Closest name: Blood of Zeus (#640f09)Relative luminance 0.0321

Colors that go with #660f11

Teal, Copper and Crimson 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.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#0f6665

#660f3c · #66390f

#11660f · #0f1166

Split-complementary

Open in tool →

#0f6639 · #0f3c66

#3c660f · #0f6665 · #390f66

Contrast

#660f11 as textRatioAAAA largeAAAFix
Aaon white
12.79:1passpasspassPasses AAA — no fix needed.
Aaon black
1.64:1failfailfail
  • AA: use #df2a2d as the text (4.51:1)
  • AAA: use #ea7173 as the text (7.11:1)
  • AA: or shift the background to #9c9c9c (4.66:1)
  • AAA: or shift the background to #c2c2c2 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #660f11 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

#660f11 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #660f11
live endpoint

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.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #660f11 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/660f11-c4a09c-62cb96-2d251f-f1e9ed?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md