Color

#12afaa

#12afaa
hex#12afaa
rgbrgb(18, 175, 170)
hslhsl(178, 81%, 38%)
oklchoklch(0.682 0.115 191.1)
Closest name: lightseagreen (#20b2aa)Relative luminance 0.3369

Tints & shades

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

Harmonies

Complementary

Open in tool →

#af1218

#12af5c · #1266af

#aa12af · #afaa12

Split-complementary

Open in tool →

#af1266 · #af5c12

#5c12af · #af1218 · #66af12

Contrast

#12afaa as textRatioAAAA largeAAAFix
Aaon white
2.71:1failfailfail
  • AA: use #0e817d as the text (4.71:1)
  • AAA: use #0a615e as the text (7.28:1)
  • AA: or shift the background to #333333 (4.66:1)
  • AAA: or shift the background to #0f0f0f (7.06:1)
Aaon black
7.74:1passpasspassPasses 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 #12afaa 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 #12afaa
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 #12afaa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12afaa-a2bcbe-d45999-1f282d-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