Color

#27aaaa

#27aaaa
hex#27aaaa
rgbrgb(39, 170, 170)
hslhsl(180, 63%, 41%)
oklchoklch(0.672 0.107 194.9)
Closest name: lightseagreen (#20b2aa)Relative luminance 0.3208

Tints & shades

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

Harmonies

Complementary

Open in tool →

#aa2727

#27aa69 · #2769aa

#aa27aa · #aaaa27

Split-complementary

Open in tool →

#aa2769 · #aa6927

#6927aa · #aa2727 · #69aa27

Contrast

#27aaaa as textRatioAAAA largeAAAFix
Aaon white
2.83:1failfailfail
  • AA: use #1d8181 as the text (4.66:1)
  • AAA: use #166060 as the text (7.3:1)
  • AA: or shift the background to #303030 (4.66:1)
  • AAA: or shift the background to #080808 (7.07:1)
Aaon black
7.42:1passpasspassPasses 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 #27aaaa as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#27aaaa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #27aaaa
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 #27aaaa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/27aaaa-a2bbbe-d45994-1f272d-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