Color

#4c905e

#4c905e
hex#4c905e
rgbrgb(76, 144, 94)
hslhsl(136, 31%, 43%)
oklchoklch(0.595 0.103 150.8)
Closest name: Illuminati Green (#419168)Relative luminance 0.2229

Colors that go with #4c905e

Charcoal, Royal Blue 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 →

#904c7e

#5c904c · #4c9080

#5e4c90 · #905e4c

Split-complementary

Open in tool →

#804c90 · #904c5c

#4c5c90 · #904c7e · #90804c

Contrast

#4c905e as textRatioAAAA largeAAAFix
Aaon white
3.85:1failpassfail
  • AA: use #458255 as the text (4.59:1)
  • AAA: use #33613f as the text (7.19:1)
  • AA: or shift the background to #1a1a1a (4.52:1)
Aaon black
5.46:1passpassfail
  • AAA: use #58a76d as the text (7.16:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4c905e 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 #4c905e
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 #4c905e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4c905e-a2bead-b959d4-1f2d29-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