Color

#40726e

#40726e
hex#40726e
rgbrgb(64, 114, 110)
hslhsl(175, 28%, 35%)
oklchoklch(0.516 0.055 189)
Closest name: Green Sleeves (#39766c)Relative luminance 0.1425

Colors that go with #40726e

Charcoal, Amber and Blue 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 →

#724044

#407255 · #405d72

#6e4072 · #726e40

Split-complementary

Open in tool →

#72405d · #725540

#554072 · #724044 · #5d7240

Contrast

#40726e as textRatioAAAA largeAAAFix
Aaon white
5.45:1passpassfail
  • AAA: use #355f5b as the text (7.14:1)
Aaon black
3.85:1failpassfail
  • AA: use #487f7b as the text (4.6:1)
  • AAA: use #5ca39d as the text (7.18:1)
  • AA: or shift the background to #ebebeb (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #40726e 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 #40726e
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 #40726e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40726e-a2bdbe-d4599f-1f282d-e9f1ed?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