Color

#408c58

#408c58
hex#408c58
rgbrgb(64, 140, 88)
hslhsl(139, 37%, 40%)
oklchoklch(0.578 0.11 151.8)
Closest name: seagreen (#2e8b57)Relative luminance 0.2055

Colors that go with #408c58

Charcoal, Royal Blue 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 →

#8c4074

#4e8c40 · #408c7e

#58408c · #8c5840

Split-complementary

Open in tool →

#7e408c · #8c404e

#404e8c · #8c4074 · #8c7e40

Contrast

#408c58 as textRatioAAAA largeAAAFix
Aaon white
4.11:1failpassfail
  • AA: use #3b8152 as the text (4.72:1)
  • AAA: use #2d623e as the text (7.17:1)
  • AA: or shift the background to #121212 (4.56:1)
Aaon black
5.11:1passpassfail
  • AAA: use #4da86a as the text (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #408c58 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 #408c58
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 #408c58 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/408c58-a2beae-c059d4-1f2d2a-ebf1e9?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