Color

#4fd534

#4fd534
hex#4fd534
rgbrgb(79, 213, 52)
hslhsl(110, 66%, 52%)
oklchoklch(0.77 0.227 140.8)
Closest name: Blinking Terminal (#66cc00)Relative luminance 0.495

Colors that go with #4fd534

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 →

#ba34d5

#a0d534 · #34d56a

#344fd5 · #d5344f

Split-complementary

Open in tool →

#6a34d5 · #d534a0

#34a0d5 · #ba34d5 · #d56a34

Contrast

#4fd534 as textRatioAAAA largeAAAFix
Aaon white
1.93:1failfailfail
  • AA: use #2e871c as the text (4.57:1)
  • AAA: use #226615 as the text (7.05:1)
  • AA: or shift the background to #4a4a4a (4.6:1)
  • AAA: or shift the background to #2e2e2e (7.05:1)
Aaon black
10.9:1passpasspassPasses 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 #4fd534 as the background.

Brands using this color

mcpConnect your agent — build around #4fd534
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 #4fd534 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4fd534-a3bea2-814edf-1f2d23-eef1e9?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