Color

#4fb61b

#4fb61b
hex#4fb61b
rgbrgb(79, 182, 27)
hslhsl(100, 74%, 41%)
oklchoklch(0.688 0.204 138.2)
Closest name: Exit Light (#55bb33)Relative luminance 0.352

Colors that go with #4fb61b

Royal Blue, Taupe and Orchid 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 →

#821bb6

#9cb61b · #1bb635

#1b4fb6 · #b61b4f

Split-complementary

Open in tool →

#351bb6 · #b61b9c

#1b9cb6 · #821bb6 · #b6351b

Contrast

#4fb61b as textRatioAAAA largeAAAFix
Aaon white
2.61:1failfailfail
  • AA: use #3a8514 as the text (4.62:1)
  • AAA: use #2a620f as the text (7.36:1)
  • AA: or shift the background to #363636 (4.63:1)
  • AAA: or shift the background to #141414 (7.05:1)
Aaon black
8.04:1passpasspassPasses 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 #4fb61b 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 #4fb61b
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 #4fb61b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4fb61b-a8bea2-694edf-1f2d21-f0f1e9?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