Color

#4bd917

#4bd917
hex#4bd917
rgbrgb(75, 217, 23)
hslhsl(104, 81%, 47%)
oklchoklch(0.778 0.244 139.9)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5118

Colors that go with #4bd917

Deep Sky Blue, Taupe and Violet 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 →

#a517d9

#acd917 · #17d944

#174bd9 · #d9174b

Split-complementary

Open in tool →

#4417d9 · #d917ac

#17acd9 · #a517d9 · #d94417

Contrast

#4bd917 as textRatioAAAA largeAAAFix
Aaon white
1.87:1failfailfail
  • AA: use #2e860e as the text (4.63:1)
  • AAA: use #23660b as the text (7.05:1)
  • AA: or shift the background to #4d4d4d (4.52:1)
  • AAA: or shift the background to #303030 (7.06:1)
Aaon black
11.24:1passpasspassPasses 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 #4bd917 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 #4bd917
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 #4bd917 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4bd917-a6bea2-724edf-1f2d22-eff1e9?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