Color

#4fe70d

#4fe70d
hex#4fe70d
rgbrgb(79, 231, 13)
hslhsl(102, 89%, 48%)
oklchoklch(0.815 0.258 139.7)
Closest name: Becquerel (#4bec13)Relative luminance 0.5884

Colors that go with #4fe70d

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 →

#a60de7

#bce70d · #0de739

#0d4fe7 · #e70d4f

Split-complementary

Open in tool →

#390de7 · #e70dbc

#0dbce7 · #a60de7 · #e7390d

Contrast

#4fe70d as textRatioAAAA largeAAAFix
Aaon white
1.64:1failfailfail
  • AA: use #2e8708 as the text (4.58:1)
  • AAA: use #226506 as the text (7.16:1)
  • AA: or shift the background to #545454 (4.6:1)
  • AAA: or shift the background to #383838 (7.13:1)
Aaon black
12.77:1passpasspassPasses 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 #4fe70d 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 #4fe70d
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 #4fe70d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4fe70d-a7bea2-6e4edf-1f2d21-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