Color

#3fa261

#3fa261
hex#3fa261
rgbrgb(63, 162, 97)
hslhsl(141, 44%, 44%)
oklchoklch(0.637 0.134 151.9)
Closest name: Bejewelled (#25a26f)Relative luminance 0.2776

Colors that go with #3fa261

Charcoal, Blue and Crimson 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 →

#a23f7f

#4ea23f · #3fa293

#613fa2 · #a2613f

Split-complementary

Open in tool →

#933fa2 · #a23f4e

#3f4ea2 · #a23f7f · #a2933f

Contrast

#3fa261 as textRatioAAAA largeAAAFix
Aaon white
3.21:1failpassfail
  • AA: use #338450 as the text (4.61:1)
  • AAA: use #27633c as the text (7.15:1)
  • AA: or shift the background to #292929 (4.54:1)
Aaon black
6.55:1passpassfail
  • AAA: use #42a966 as the text (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3fa261 as the background.

Brands using this color

mcpConnect your agent — build around #3fa261
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 #3fa261 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3fa261-a2beaf-c459d4-1f2d2a-eaf1e9?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