Color

#4ce66b

#4ce66b
hex#4ce66b
rgbrgb(76, 230, 107)
hslhsl(132, 75%, 60%)
oklchoklch(0.818 0.21 146.9)
Closest name: Grotesque Green (#64e986)Relative luminance 0.5919

Colors that go with #4ce66b

Deep Sky Blue, Royal Blue and Taupe 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 →

#e64cc7

#7ae64c · #4ce6b8

#6b4ce6 · #e66b4c

Split-complementary

Open in tool →

#b84ce6 · #e64c7a

#4c7ae6 · #e64cc7 · #e6b84c

Contrast

#4ce66b as textRatioAAAA largeAAAFix
Aaon white
1.64:1failfailfail
  • AA: use #13862a as the text (4.7:1)
  • AAA: use #0f6720 as the text (7.04:1)
  • AA: or shift the background to #545454 (4.63:1)
  • AAA: or shift the background to #383838 (7.17:1)
Aaon black
12.84:1passpasspassPasses 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 #4ce66b 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 #4ce66b
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 #4ce66b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4ce66b-a2beab-b64edf-1f2d28-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