Color

#49ef43

#49ef43
hex#49ef43
rgbrgb(73, 239, 67)
hslhsl(118, 84%, 60%)
oklchoklch(0.836 0.249 142.5)
Closest name: Becquerel (#4bec13)Relative luminance 0.6355

Colors that go with #49ef43

Deep Sky Blue, Violet 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 →

#e943ef

#9fef43 · #43ef93

#4349ef · #ef4349

Split-complementary

Open in tool →

#9343ef · #ef439f

#439fef · #e943ef · #ef9343

Contrast

#49ef43 as textRatioAAAA largeAAAFix
Aaon white
1.53:1failfailfail
  • AA: use #10880c as the text (4.62:1)
  • AAA: use #0c6709 as the text (7.1:1)
  • AA: or shift the background to #595959 (4.57:1)
  • AAA: or shift the background to #3d3d3d (7.09:1)
Aaon black
13.71:1passpasspassPasses 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 #49ef43 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 #49ef43
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 #49ef43 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/49ef43-a2bea4-944edf-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