Color

#37db1a

#37db1a
hex#37db1a
rgbrgb(55, 219, 26)
hslhsl(111, 79%, 48%)
oklchoklch(0.778 0.251 141.4)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5155

Colors that go with #37db1a

Taupe, 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 →

#be1adb

#97db1a · #1adb5d

#1a37db · #db1a37

Split-complementary

Open in tool →

#5d1adb · #db1a97

#1a97db · #be1adb · #db5d1a

Contrast

#37db1a as textRatioAAAA largeAAAFix
Aaon white
1.86:1failfailfail
  • AA: use #228910 as the text (4.51:1)
  • AAA: use #19640c as the text (7.32:1)
  • AA: or shift the background to #4d4d4d (4.55:1)
  • AAA: or shift the background to #303030 (7.11:1)
Aaon black
11.31:1passpasspassPasses 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 #37db1a 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 #37db1a
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 #37db1a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37db1a-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