Color

#1be42f

#1be42f
hex#1be42f
rgbrgb(27, 228, 47)
hslhsl(126, 79%, 50%)
oklchoklch(0.799 0.258 143.4)
Closest name: Alarming Slime (#2ce335)Relative luminance 0.5593

Colors that go with #1be42f

Taupe, Violet and Dark Orange 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 →

#e41bd0

#6be41b · #1be494

#2f1be4 · #e42f1b

Split-complementary

Open in tool →

#941be4 · #e41b6b

#1b6be4 · #e41bd0 · #e4941b

Contrast

#1be42f as textRatioAAAA largeAAAFix
Aaon white
1.72:1failfailfail
  • AA: use #10891c as the text (4.55:1)
  • AAA: use #0c6415 as the text (7.37:1)
  • AA: or shift the background to #525252 (4.53:1)
  • AAA: or shift the background to #363636 (7.01:1)
Aaon black
12.19:1passpasspassPasses 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 #1be42f 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 #1be42f
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 #1be42f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1be42f-a2bea8-a74edf-1f2d27-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