Color

#4ade51

#4ade51
hex#4ade51
rgbrgb(74, 222, 81)
hslhsl(123, 69%, 58%)
oklchoklch(0.794 0.221 143.8)
Closest name: Green Priestess (#11dd55)Relative luminance 0.5429

Colors that go with #4ade51

Royal 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 →

#de4ad6

#8dde4a · #4ade9b

#514ade · #de514a

Split-complementary

Open in tool →

#9b4ade · #de4a8d

#4a8dde · #de4ad6 · #de9b4a

Contrast

#4ade51 as textRatioAAAA largeAAAFix
Aaon white
1.77:1failfailfail
  • AA: use #19861e as the text (4.7:1)
  • AAA: use #136717 as the text (7.05:1)
  • AA: or shift the background to #4f4f4f (4.63:1)
  • AAA: or shift the background to #333333 (7.13:1)
Aaon black
11.86:1passpasspassPasses 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 #4ade51 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 #4ade51
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 #4ade51 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4ade51-a2bea6-a04edf-1f2d26-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