Color

#42643f

#42643f
hex#42643f
rgbrgb(66, 100, 63)
hslhsl(115, 23%, 32%)
oklchoklch(0.467 0.071 142.5)
Closest name: Forest Serenade (#336644)Relative luminance 0.1063

Colors that go with #42643f

Charcoal, Blue and Champagne 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 #42643f

Tints & shades

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

Harmonies

Complementary

Open in tool →

#613f64

#55643f · #3f644e

#3f4264 · #643f42

Split-complementary

Open in tool →

#4e3f64 · #643f55

#3f5564 · #613f64 · #644e3f

Contrast

#42643f as textRatioAAAA largeAAAFix
Aaon white
6.72:1passpassfail
  • AAA: use #40613d as the text (7.01:1)
Aaon black
3.13:1failpassfail
  • AA: use #558151 as the text (4.65:1)
  • AAA: use #70a36c as the text (7.14:1)
  • AA: or shift the background to #d4d4d4 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #42643f as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #42643f
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 #42643f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/42643f-a2bea3-8d4edf-1f2d24-eef1e9?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