Color

#403b30

#403b30
hex#403b30
rgbrgb(64, 59, 48)
hslhsl(41, 14%, 22%)
oklchoklch(0.354 0.02 86.5)
Closest name: Batch Brew (#45392f)Relative luminance 0.0443

Colors that go with #403b30

Amber, Blue and Blush Pink lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#303540

#403330 · #3d4030

#30403b · #3b3040

Split-complementary

Open in tool →

#303d40 · #333040

#304033 · #303540 · #40303d

Contrast

#403b30 as textRatioAAAA largeAAAFix
Aaon white
11.13:1passpasspassPasses AAA — no fix needed.
Aaon black
1.89:1failfailfail
  • AA: use #807660 as the text (4.68:1)
  • AAA: use #9f957f as the text (7.08:1)
  • AA: or shift the background to #a6a6a6 (4.57:1)
  • AAA: or shift the background to #cfcfcf (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #403b30 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#403b30 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #403b30
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #403b30 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/403b30-c4bc9c-62b6cb-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