Color

#4fb582

#4fb582
hex#4fb582
rgbrgb(79, 181, 130)
hslhsl(150, 41%, 51%)
oklchoklch(0.699 0.122 159)
Closest name: Bleached Olive (#55bb88)Relative luminance 0.3632

Colors that go with #4fb582

Charcoal, Blue and Cornflower 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 →

#b54f82

#4fb54f · #4fb5b5

#824fb5 · #b5824f

Split-complementary

Open in tool →

#b54fb5 · #b54f4f

#4f4fb5 · #b54f82 · #b5b54f

Contrast

#4fb582 as textRatioAAAA largeAAAFix
Aaon white
2.54:1failfailfail
  • AA: use #36815c as the text (4.72:1)
  • AAA: use #296145 as the text (7.27:1)
  • AA: or shift the background to #383838 (4.61:1)
  • AAA: or shift the background to #171717 (7.06:1)
Aaon black
8.26:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4fb582 as the background.

Brands using this color

mcpConnect your agent — build around #4fb582
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 #4fb582 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4fb582-a2beb3-d459d2-1f2d2c-e9f1ea?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