Color

#12deae

#12deae
hex#12deae
rgbrgb(18, 222, 174)
hslhsl(166, 85%, 47%)
oklchoklch(0.802 0.157 169.7)
Closest name: Aquamarine (#2ee8bb)Relative luminance 0.5543

Tints & shades

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

Harmonies

Complementary

Open in tool →

#de1242

#12de48 · #12a7de

#ae12de · #deae12

Split-complementary

Open in tool →

#de12a7 · #de4812

#4812de · #de1242 · #a7de12

Contrast

#12deae as textRatioAAAA largeAAAFix
Aaon white
1.74:1failfailfail
  • AA: use #0b8468 as the text (4.65:1)
  • AAA: use #08634e as the text (7.23:1)
  • AA: or shift the background to #4f4f4f (4.71:1)
  • AAA: or shift the background to #333333 (7.27:1)
Aaon black
12.09:1passpasspassPasses 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 #12deae 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 #12deae
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 #12deae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/12deae-a2bebb-d459b1-1f2a2d-e9f1ec?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