Color

#49fd5b

#49fd5b
hex#49fd5b
rgbrgb(73, 253, 91)
hslhsl(126, 98%, 64%)
oklchoklch(0.873 0.25 144.4)
Closest name: Cathode Green (#00ff55)Relative luminance 0.7242

Colors that go with #49fd5b

Violet, Hot Pink and Plum 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 →

#fd49eb

#91fd49 · #49fdb5

#5b49fd · #fd5b49

Split-complementary

Open in tool →

#b549fd · #fd4991

#4991fd · #fd49eb · #fdb549

Contrast

#49fd5b as textRatioAAAA largeAAAFix
Aaon white
1.36:1failfailfail
  • AA: use #01880f as the text (4.64:1)
  • AAA: use #01650b as the text (7.32:1)
  • AA: or shift the background to #616161 (4.57:1)
  • AAA: or shift the background to #454545 (7.07:1)
Aaon black
15.48:1passpasspassPasses 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 #49fd5b 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 #49fd5b
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 #49fd5b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/49fd5b-a2bea8-a74edf-1f2d27-ecf1e9?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