Color

#37e65a

#37e65a
hex#37e65a
rgbrgb(55, 230, 90)
hslhsl(132, 78%, 56%)
oklchoklch(0.811 0.229 145.9)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5814

Colors that go with #37e65a

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 →

#e637c3

#6ce637 · #37e6b2

#5a37e6 · #e65a37

Split-complementary

Open in tool →

#b237e6 · #e6376c

#376ce6 · #e637c3 · #e6b237

Contrast

#37e65a as textRatioAAAA largeAAAFix
Aaon white
1.66:1failfailfail
  • AA: use #118829 as the text (4.59:1)
  • AAA: use #0c641e as the text (7.35:1)
  • AA: or shift the background to #545454 (4.55:1)
  • AAA: or shift the background to #383838 (7.05:1)
Aaon black
12.63:1passpasspassPasses 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 #37e65a as the background.

Brands using this color

mcpConnect your agent — build around #37e65a
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 #37e65a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37e65a-a2beab-b64edf-1f2d28-ecf1e9?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