Color

#12e2ae

#12e2ae
hex#12e2ae
rgbrgb(18, 226, 174)
hslhsl(165, 85%, 48%)
oklchoklch(0.812 0.162 168.3)
Closest name: Aquamarine (#2ee8bb)Relative luminance 0.5758

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e21246

#12e246 · #12aee2

#ae12e2 · #e2ae12

Split-complementary

Open in tool →

#e212ae · #e24612

#4612e2 · #e21246 · #aee212

Contrast

#12e2ae as textRatioAAAA largeAAAFix
Aaon white
1.68:1failfailfail
  • AA: use #0b8466 as the text (4.66:1)
  • AAA: use #08634c as the text (7.24:1)
  • AA: or shift the background to #545454 (4.51:1)
  • AAA: or shift the background to #363636 (7.2:1)
Aaon black
12.52:1passpasspassPasses 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 #12e2ae 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 #12e2ae
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 #12e2ae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12e2ae-a2beba-d459b3-1f2b2d-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