Color

#403a41

#403a41
hex#403a41
rgbrgb(64, 58, 65)
hslhsl(291, 6%, 24%)
oklchoklch(0.357 0.014 321.4)
Closest name: After Midnight (#38393f)Relative luminance 0.045

Colors that go with #403a41

Blue, Blush Pink and Burlywood 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.

Real palettes that use #403a41

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3b413a

#3c3a41 · #413a3e

#41403a · #3a4140

Split-complementary

Open in tool →

#3e413a · #3a413c

#413c3a · #3b413a · #3a3e41

Contrast

#403a41 as textRatioAAAA largeAAAFix
Aaon white
11.06:1passpasspassPasses AAA — no fix needed.
Aaon black
1.9:1failfailfail
  • AA: use #7d717f as the text (4.54:1)
  • AAA: use #9d939f as the text (7.11:1)
  • AA: or shift the background to #a6a6a6 (4.54:1)
  • AAA: or shift the background to #cfcfcf (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #403a41 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

#403a41 reads as neutral, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #403a41
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 #403a41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/403a41-a2beb0-c859d4-1f2d2b-eaf1e9?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