Color

#31f2b2

#31f2b2
hex#31f2b2
rgbrgb(49, 242, 178)
hslhsl(160, 88%, 57%)
oklchoklch(0.856 0.172 164.5)
Closest name: Hyperpop Green (#17f9a6)Relative luminance 0.6737

Colors that go with #31f2b2

Taupe, Hot Pink and Charcoal 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 →

#f23171

#31f251 · #31d2f2

#b231f2 · #f2b231

Split-complementary

Open in tool →

#f231d2 · #f25131

#5131f2 · #f23171 · #d2f231

Contrast

#31f2b2 as textRatioAAAA largeAAAFix
Aaon white
1.45:1failfailfail
  • AA: use #09865c as the text (4.59:1)
  • AAA: use #066545 as the text (7.11:1)
  • AA: or shift the background to #5c5c5c (4.61:1)
  • AAA: or shift the background to #404040 (7.15:1)
Aaon black
14.47:1passpasspassPasses 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 #31f2b2 as the background.

Brands using this color

mcpConnect your agent — build around #31f2b2
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 #31f2b2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/31f2b2-a2beb8-d459be-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