Color

#31bf86

#31bf86
hex#31bf86
rgbrgb(49, 191, 134)
hslhsl(156, 59%, 47%)
oklchoklch(0.717 0.145 161.3)
Closest name: Bleached Olive (#55bb88)Relative luminance 0.3964

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#bf316a

#31bf3f · #31b0bf

#8631bf · #bf8631

Split-complementary

Open in tool →

#bf31b0 · #bf3f31

#3f31bf · #bf316a · #b0bf31

Contrast

#31bf86 as textRatioAAAA largeAAAFix
Aaon white
2.35:1failfailfail
  • AA: use #23865e as the text (4.52:1)
  • AAA: use #1a6547 as the text (7.01:1)
  • AA: or shift the background to #3d3d3d (4.62:1)
  • AAA: or shift the background to #1f1f1f (7.01:1)
Aaon black
8.93:1passpasspassPasses 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 #31bf86 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 #31bf86
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #31bf86 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31bf86-a2beb6-d459c6-1f2d2d-e9f1ea?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