Color

#403546

#403546
hex#403546
rgbrgb(64, 53, 70)
hslhsl(279, 14%, 24%)
oklchoklch(0.348 0.032 313.6)
Closest name: Call It a Night (#42364c)Relative luminance 0.0408

Colors that go with #403546

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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3b4635

#373546 · #463543

#464035 · #354640

Split-complementary

Open in tool →

#434635 · #354637

#463735 · #3b4635 · #354346

Contrast

#403546 as textRatioAAAA largeAAAFix
Aaon white
11.57:1passpasspassPasses AAA — no fix needed.
Aaon black
1.82:1failfailfail
  • AA: use #856e91 as the text (4.64:1)
  • AAA: use #a291ac as the text (7.18:1)
  • AA: or shift the background to #a3a3a3 (4.59:1)
  • AAA: or shift the background to #cccccc (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #403546 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

#403546 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #403546
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 #403546 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/403546-b99fc1-b9cb62-2d1f2c-ebe9f1?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