Color

#4bc549

#4bc549
hex#4bc549
rgbrgb(75, 197, 73)
hslhsl(119, 52%, 53%)
oklchoklch(0.729 0.197 143)
Closest name: Battletoad (#11cc55)Relative luminance 0.4191

Colors that go with #4bc549

Blue, Charcoal and Royal 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 →

#c349c5

#89c549 · #49c585

#494bc5 · #c5494b

Split-complementary

Open in tool →

#8549c5 · #c54989

#4989c5 · #c349c5 · #c58549

Contrast

#4bc549 as textRatioAAAA largeAAAFix
Aaon white
2.24:1failfailfail
  • AA: use #2c882b as the text (4.5:1)
  • AAA: use #216520 as the text (7.13:1)
  • AA: or shift the background to #404040 (4.63:1)
  • AAA: or shift the background to #212121 (7.19:1)
Aaon black
9.38:1passpasspassPasses 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 #4bc549 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 #4bc549
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 #4bc549 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4bc549-a2bea5-964edf-1f2d25-edf1e9?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