Color

#661a1a

#661a1a
hex#661a1a
rgbrgb(102, 26, 26)
hslhsl(0, 59%, 25%)
oklchoklch(0.344 0.109 24.9)
Closest name: Bloodlust (#6b1c1a)Relative luminance 0.0364

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1a6565

#651a40 · #65401a

#1a651a · #1a1a65

Split-complementary

Open in tool →

#1a6540 · #1a4065

#40651a · #1a6565 · #401a65

Contrast

#661a1a as textRatioAAAA largeAAAFix
Aaon white
12.16:1passpasspassPasses AAA — no fix needed.
Aaon black
1.73:1failfailfail
  • AA: use #cf4444 as the text (4.56:1)
  • AAA: use #dc7979 as the text (7.05:1)
  • AA: or shift the background to #9e9e9e (4.54:1)
  • AAA: or shift the background to #c7c7c7 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #661a1a 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

#661a1a reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #661a1a
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 #661a1a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/661a1a-c4a19c-62cb98-2d251f-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