Color

#402f41

#402f41
hex#402f41
rgbrgb(64, 47, 65)
hslhsl(297, 16%, 22%)
oklchoklch(0.332 0.039 324.6)
Closest name: Call It a Night (#42364c)Relative luminance 0.035

Colors that go with #402f41

Dark Olive Green, Sea Green and Teal 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 #402f41

Tints & shades

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

Harmonies

Complementary

Open in tool →

#30412f

#372f41 · #412f39

#41402f · #2f4140

Split-complementary

Open in tool →

#39412f · #2f4137

#41372f · #30412f · #2f3941

Contrast

#402f41 as textRatioAAAA largeAAAFix
Aaon white
12.35:1passpasspassPasses AAA — no fix needed.
Aaon black
1.7:1failfailfail
  • AA: use #8f6991 as the text (4.6:1)
  • AAA: use #aa8cab as the text (7.05:1)
  • AA: or shift the background to #9e9e9e (4.61:1)
  • AAA: or shift the background to #c4c4c4 (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #402f41 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

#402f41 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #402f41
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 #402f41 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/402f41-c19fbe-9acb62-2d1f28-ede9f1?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