Color

#3d444d

#3d444d
hex#3d444d
rgbrgb(61, 68, 77)
hslhsl(214, 12%, 27%)
oklchoklch(0.384 0.018 254.7)
Closest name: Arsenic (#3b444b)Relative luminance 0.0566

Colors that go with #3d444d

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 #3d444d

Tints & shades

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

Harmonies

Complementary

Open in tool →

#4d463d

#3d4c4d · #3e3d4d

#4d3d44 · #444d3d

Split-complementary

Open in tool →

#4d3e3d · #4c4d3d

#4d3d4c · #4d463d · #3d4d3e

Contrast

#3d444d as textRatioAAAA largeAAAFix
Aaon white
9.85:1passpasspassPasses AAA — no fix needed.
Aaon black
2.13:1failfailfail
  • AA: use #697686 as the text (4.54:1)
  • AAA: use #8d97a5 as the text (7.1:1)
  • AA: or shift the background to #b0b0b0 (4.54:1)
  • AAA: or shift the background to #dbdbdb (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3d444d 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

#3d444d reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3d444d
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 #3d444d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3d444d-9ca9c4-df5a4e-1f1f2d-e9f0f1?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