Color

#40775b

#40775b
hex#40775b
rgbrgb(64, 119, 91)
hslhsl(149, 30%, 36%)
oklchoklch(0.523 0.074 160.1)
Closest name: Amazon (#387b54)Relative luminance 0.1504

Colors that go with #40775b

Charcoal, Medium Violet Red 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 →

#77405d

#417740 · #407776

#5b4077 · #775b40

Split-complementary

Open in tool →

#764077 · #774041

#404177 · #77405d · #777640

Contrast

#40775b as textRatioAAAA largeAAAFix
Aaon white
5.24:1passpassfail
  • AAA: use #346049 as the text (7.2:1)
Aaon black
4.01:1failpassfail
  • AA: use #468162 as the text (4.58:1)
  • AAA: use #59a67e as the text (7.18:1)
  • AA: or shift the background to #f0f0f0 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #40775b 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 #40775b
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 #40775b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/40775b-a2beb3-d459d4-1f2d2c-e9f1e9?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