Color

#37bf12

#37bf12
hex#37bf12
rgbrgb(55, 191, 18)
hslhsl(107, 83%, 41%)
oklchoklch(0.704 0.225 140.7)
Closest name: Crude Banana (#21c40e)Relative luminance 0.3812

Colors that go with #37bf12

Taupe, Orchid 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 →

#9a12bf

#8ebf12 · #12bf43

#1237bf · #bf1237

Split-complementary

Open in tool →

#4312bf · #bf128e

#128ebf · #9a12bf · #bf4312

Contrast

#37bf12 as textRatioAAAA largeAAAFix
Aaon white
2.44:1failfailfail
  • AA: use #27870d as the text (4.61:1)
  • AAA: use #1e670a as the text (7:1)
  • AA: or shift the background to #3b3b3b (4.6:1)
  • AAA: or shift the background to #1a1a1a (7.15:1)
Aaon black
8.62:1passpasspassPasses 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 #37bf12 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 #37bf12
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 #37bf12 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/37bf12-a5bea2-7a4edf-1f2d22-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