Color

#40876e

#40876e
hex#40876e
rgbrgb(64, 135, 110)
hslhsl(159, 36%, 39%)
oklchoklch(0.57 0.082 168)
Closest name: Emerald Whispers (#2b8478)Relative luminance 0.1954

Colors that go with #40876e

Charcoal, Medium Violet Red and Copper 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 →

#874059

#40874a · #407d87

#6e4087 · #876e40

Split-complementary

Open in tool →

#87407d · #874a40

#4a4087 · #874059 · #7d8740

Contrast

#40876e as textRatioAAAA largeAAAFix
Aaon white
4.28:1failpassfail
  • AA: use #3c8069 as the text (4.68:1)
  • AAA: use #2e614f as the text (7.15:1)
  • AA: or shift the background to #0d0d0d (4.54:1)
Aaon black
4.91:1passpassfail
  • AAA: use #4ea688 as the text (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #40876e 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 #40876e
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 #40876e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40876e-a2beb8-d459c0-1f2c2d-e9f1eb?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