Color

#31c994

#31c994
hex#31c994
rgbrgb(49, 201, 148)
hslhsl(159, 61%, 49%)
oklchoklch(0.746 0.146 164.3)
Closest name: Emerald Green (#50c878)Relative luminance 0.4456

Colors that go with #31c994

Charcoal, Hot Pink and 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 →

#c93166

#31c948 · #31b2c9

#9431c9 · #c99431

Split-complementary

Open in tool →

#c931b2 · #c94831

#4831c9 · #c93166 · #b2c931

Contrast

#31c994 as textRatioAAAA largeAAAFix
Aaon white
2.12:1failfailfail
  • AA: use #208361 as the text (4.69:1)
  • AAA: use #186348 as the text (7.2:1)
  • AA: or shift the background to #454545 (4.53:1)
  • AAA: or shift the background to #262626 (7.14:1)
Aaon black
9.91:1passpasspassPasses 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 #31c994 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 #31c994
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 #31c994 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31c994-a2beb8-d459c0-1f2c2d-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