Color

#37d41c

#37d41c
hex#37d41c
rgbrgb(55, 212, 28)
hslhsl(111, 77%, 47%)
oklchoklch(0.76 0.243 141.4)
Closest name: Candy Green (#33cc00)Relative luminance 0.4798

Colors that go with #37d41c

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 →

#b81cd4

#94d41c · #1cd45c

#1c37d4 · #d41c37

Split-complementary

Open in tool →

#5c1cd4 · #d41c94

#1c94d4 · #b81cd4 · #d45c1c

Contrast

#37d41c as textRatioAAAA largeAAAFix
Aaon white
1.98:1failfailfail
  • AA: use #238712 as the text (4.62:1)
  • AAA: use #1a630d as the text (7.41:1)
  • AA: or shift the background to #474747 (4.69:1)
  • AAA: or shift the background to #2b2b2b (7.14:1)
Aaon black
10.6:1passpasspassPasses 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 #37d41c 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 #37d41c
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 #37d41c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37d41c-a3bea2-834edf-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