Color

#664100

#664100
hex#664100
rgbrgb(102, 65, 0)
hslhsl(38, 100%, 20%)
oklchoklch(0.408 0.087 72.9)
Closest name: Antique Brass (#6c461f)Relative luminance 0.0661

Tints & shades

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

Harmonies

Complementary

Open in tool →

#002566

#660e00 · #586600

#006641 · #410066

Split-complementary

Open in tool →

#005866 · #0e0066

#00660e · #002566 · #660058

Contrast

#664100 as textRatioAAAA largeAAAFix
Aaon white
9.05:1passpasspassPasses AAA — no fix needed.
Aaon black
2.32:1failfailfail
  • AA: use #a86b00 as the text (4.77:1)
  • AAA: use #d18400 as the text (7.01:1)
  • AA: or shift the background to #b8b8b8 (4.56:1)
  • AAA: or shift the background to #e3e3e3 (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 #664100 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

#664100 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #664100
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 #664100 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/664100-c4ba9c-62bbcb-2c2d1f-f1ebe9?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