Color

#458c40

#458c40
hex#458c40
rgbrgb(69, 140, 64)
hslhsl(116, 37%, 40%)
oklchoklch(0.576 0.132 142.4)
Closest name: Overgrown Mausoleum (#448833)Relative luminance 0.2039

Colors that go with #458c40

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 →

#87408c

#6b8c40 · #408c61

#40458c · #8c4045

Split-complementary

Open in tool →

#61408c · #8c406b

#406b8c · #87408c · #8c6140

Contrast

#458c40 as textRatioAAAA largeAAAFix
Aaon white
4.14:1failpassfail
  • AA: use #42853d as the text (4.51:1)
  • AAA: use #31622d as the text (7.2:1)
  • AA: or shift the background to #121212 (4.53:1)
Aaon black
5.08:1passpassfail
  • AAA: use #53a84d as the text (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #458c40 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 #458c40
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 #458c40 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/458c40-a2bea3-8f4edf-1f2d24-eef1e9?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