Color

#40331c

#40331c
hex#40331c
rgbrgb(64, 51, 28)
hslhsl(38, 39%, 18%)
oklchoklch(0.329 0.041 80.9)
Closest name: Cola (#3c2f23)Relative luminance 0.0354

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1c2940

#40211c · #3b401c

#1c4033 · #331c40

Split-complementary

Open in tool →

#1c3b40 · #211c40

#1c4021 · #1c2940 · #401c3b

Contrast

#40331c as textRatioAAAA largeAAAFix
Aaon white
12.29:1passpasspassPasses AAA — no fix needed.
Aaon black
1.71:1failfailfail
  • AA: use #8e713e as the text (4.58:1)
  • AAA: use #b49155 as the text (7.12:1)
  • AA: or shift the background to #9e9e9e (4.59:1)
  • AAA: or shift the background to #c4c4c4 (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 #40331c 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

#40331c reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #40331c
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 #40331c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40331c-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