Color

#403a2b

#403a2b
hex#403a2b
rgbrgb(64, 58, 43)
hslhsl(43, 20%, 21%)
oklchoklch(0.35 0.026 88.8)
Closest name: Batch Brew (#45392f)Relative luminance 0.0429

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2b3140

#402f2b · #3c402b

#2b403a · #3a2b40

Split-complementary

Open in tool →

#2b3c40 · #2f2b40

#2b402f · #2b3140 · #402b3c

Contrast

#403a2b as textRatioAAAA largeAAAFix
Aaon white
11.3:1passpasspassPasses AAA — no fix needed.
Aaon black
1.86:1failfailfail
  • AA: use #817456 as the text (4.57:1)
  • AAA: use #a39675 as the text (7.18:1)
  • AA: or shift the background to #a6a6a6 (4.64:1)
  • AAA: or shift the background to #cccccc (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #403a2b 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

#403a2b reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #403a2b
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 #403a2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/403a2b-c4bd9c-62b2cb-2b2d1f-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