Color

#40787d

#40787d
hex#40787d
rgbrgb(64, 120, 125)
hslhsl(185, 32%, 37%)
oklchoklch(0.536 0.06 203.1)
Closest name: Green Sleeves (#39766c)Relative luminance 0.16

Colors that go with #40787d

Charcoal, Rust 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#7d4540

#407d63 · #40597d

#7d4078 · #787d40

Split-complementary

Open in tool →

#7d4059 · #7d6340

#63407d · #7d4540 · #597d40

Contrast

#40787d as textRatioAAAA largeAAAFix
Aaon white
5:1passpassfail
  • AAA: use #325e62 as the text (7.21:1)
Aaon black
4.2:1failpassfail
  • AA: use #447e83 as the text (4.56:1)
  • AAA: use #57a2a8 as the text (7.14:1)
  • AA: or shift the background to #f5f5f5 (4.59:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #40787d 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 #40787d
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 #40787d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40787d-a2b8be-df4e88-1f262d-e9f1ee?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