Color

#660a15

#660a15
hex#660a15
rgbrgb(102, 10, 21)
hslhsl(353, 82%, 22%)
oklchoklch(0.329 0.123 22.3)
Closest name: Cherry Picking (#620b15)Relative luminance 0.031

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0a665b

#660a43 · #662d0a

#15660a · #0a1566

Split-complementary

Open in tool →

#0a662d · #0a4366

#43660a · #0a665b · #2d0a66

Contrast

#660a15 as textRatioAAAA largeAAAFix
Aaon white
12.97:1passpasspassPasses AAA — no fix needed.
Aaon black
1.62:1failfailfail
  • AA: use #e8172f as the text (4.59:1)
  • AAA: use #f06a7a as the text (7.05:1)
  • AA: or shift the background to #999999 (4.55:1)
  • AAA: or shift the background to #bfbfbf (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #660a15 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

#660a15 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #660a15
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

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

analyze #660a15 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/660a15-c49c9c-62cb8c-2d241f-f1e9ee?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