Color

#4b9541

#4b9541
hex#4b9541
rgbrgb(75, 149, 65)
hslhsl(113, 39%, 42%)
oklchoklch(0.602 0.141 141.4)
Closest name: Fern (#548d44)Relative luminance 0.2337

Colors that go with #4b9541

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 →

#8b4195

#759541 · #419561

#414b95 · #95414b

Split-complementary

Open in tool →

#614195 · #954175

#417595 · #8b4195 · #956141

Contrast

#4b9541 as textRatioAAAA largeAAAFix
Aaon white
3.7:1failpassfail
  • AA: use #42833a as the text (4.63:1)
  • AAA: use #32632c as the text (7.1:1)
  • AA: or shift the background to #1c1c1c (4.6:1)
Aaon black
5.67:1passpassfail

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4b9541 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 #4b9541
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 #4b9541 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4b9541-a2bea2-884edf-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