Color

#1fb283

#1fb283
hex#1fb283
rgbrgb(31, 178, 131)
hslhsl(161, 70%, 41%)
oklchoklch(0.68 0.136 165.1)
Closest name: Herbal (#29ab87)Relative luminance 0.3377

Colors that go with #1fb283

Charcoal, Blue and Midnight Blue 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 →

#b21f4e

#1fb23a · #1f97b2

#831fb2 · #b2831f

Split-complementary

Open in tool →

#b21f97 · #b23a1f

#3a1fb2 · #b21f4e · #97b21f

Contrast

#1fb283 as textRatioAAAA largeAAAFix
Aaon white
2.71:1failfailfail
  • AA: use #188663 as the text (4.54:1)
  • AAA: use #12644a as the text (7.12:1)
  • AA: or shift the background to #333333 (4.67:1)
  • AAA: or shift the background to #0f0f0f (7.08:1)
Aaon black
7.75:1passpasspassPasses 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 #1fb283 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 #1fb283
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 #1fb283 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1fb283-a2beb8-d459bb-1f2c2d-e9f1eb?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