Color

#1fb2aa

#1fb2aa
hex#1fb2aa
rgbrgb(31, 178, 170)
hslhsl(177, 70%, 41%)
oklchoklch(0.691 0.114 189)
Closest name: lightseagreen (#20b2aa)Relative luminance 0.3503

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b21f27

#1fb261 · #1f70b2

#aa1fb2 · #b2aa1f

Split-complementary

Open in tool →

#b21f70 · #b2611f

#611fb2 · #b21f27 · #70b21f

Contrast

#1fb2aa as textRatioAAAA largeAAAFix
Aaon white
2.62:1failfailfail
  • AA: use #17827d as the text (4.64:1)
  • AAA: use #115f5b as the text (7.47:1)
  • AA: or shift the background to #363636 (4.61:1)
  • AAA: or shift the background to #141414 (7.02:1)
Aaon black
8.01:1passpasspassPasses 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 #1fb2aa 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 #1fb2aa
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 #1fb2aa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1fb2aa-a2bcbe-d4599b-1f282d-e9f1ed?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