Color

#3d414d

#3d414d
hex#3d414d
rgbrgb(61, 65, 77)
hslhsl(225, 12%, 27%)
oklchoklch(0.376 0.021 270.8)
Closest name: Arsenic (#3b444b)Relative luminance 0.0531

Colors that go with #3d414d

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 #3d414d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4d493d

#3d494d · #413d4d

#4d3d41 · #414d3d

Split-complementary

Open in tool →

#4d413d · #494d3d

#4d3d49 · #4d493d · #3d4d41

Contrast

#3d414d as textRatioAAAA largeAAAFix
Aaon white
10.19:1passpasspassPasses AAA — no fix needed.
Aaon black
2.06:1failfailfail
  • AA: use #6e758c as the text (4.59:1)
  • AAA: use #9096a7 as the text (7.11:1)
  • AA: or shift the background to #adadad (4.54:1)
  • AAA: or shift the background to #d6d6d6 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3d414d 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

#3d414d reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3d414d
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 #3d414d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d414d-9ca1c4-df754e-221f2d-e9eff1?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