Color

#37f415

#37f415
hex#37f415
rgbrgb(55, 244, 21)
hslhsl(111, 91%, 52%)
oklchoklch(0.843 0.276 141.5)
Closest name: Becquerel (#4bec13)Relative luminance 0.6557

Colors that go with #37f415

Deep Sky Blue, Violet and Hot Pink 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 →

#d315f4

#a6f415 · #15f463

#1537f4 · #f41537

Split-complementary

Open in tool →

#6315f4 · #f415a6

#15a6f4 · #d315f4 · #f46315

Contrast

#37f415 as textRatioAAAA largeAAAFix
Aaon white
1.49:1failfailfail
  • AA: use #1a8806 as the text (4.6:1)
  • AAA: use #136605 as the text (7.17:1)
  • AA: or shift the background to #595959 (4.71:1)
  • AAA: or shift the background to #3d3d3d (7.3:1)
Aaon black
14.11:1passpasspassPasses 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 #37f415 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 #37f415
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 #37f415 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37f415-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