Color

#41404f

#41404f
hex#41404f
rgbrgb(65, 64, 79)
hslhsl(244, 10%, 28%)
oklchoklch(0.378 0.025 288.2)
Closest name: Arsenic (#3b444b)Relative luminance 0.0536

Colors that go with #41404f

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 #41404f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4e4f40

#40464f · #48404f

#4f4140 · #404f41

Split-complementary

Open in tool →

#4f4840 · #464f40

#4f4046 · #4e4f40 · #404f48

Contrast

#41404f as textRatioAAAA largeAAAFix
Aaon white
10.14:1passpasspassPasses AAA — no fix needed.
Aaon black
2.07:1failfailfail
  • AA: use #74738c as the text (4.57:1)
  • AAA: use #9694a8 as the text (7.1:1)
  • AA: or shift the background to #adadad (4.52:1)
  • AAA: or shift the background to #d9d9d9 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #41404f 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

#41404f reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #41404f
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 #41404f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/41404f-a39cc4-dfa24e-261f2d-e9edf1?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