Color

#660a13

#660a13
hex#660a13
rgbrgb(102, 10, 19)
hslhsl(354, 82%, 22%)
oklchoklch(0.329 0.123 23.4)
Closest name: Cherry Picking (#620b15)Relative luminance 0.0309

Tints & shades

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

Harmonies

Complementary

Open in tool →

#0a665d

#660a41 · #662f0a

#13660a · #0a1366

Split-complementary

Open in tool →

#0a662f · #0a4166

#41660a · #0a665d · #2f0a66

Contrast

#660a13 as textRatioAAAA largeAAAFix
Aaon white
12.98:1passpasspassPasses AAA — no fix needed.
Aaon black
1.62:1failfailfail
  • AA: use #e8172c as the text (4.59:1)
  • AAA: use #f06a78 as the text (7.04:1)
  • AA: or shift the background to #999999 (4.56:1)
  • AAA: or shift the background to #bfbfbf (7.06:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #660a13 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

#660a13 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #660a13
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 #660a13 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/660a13-c49d9c-62cb8e-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