Color

#2fabe9

#2fabe9
hex#2fabe9
rgbrgb(47, 171, 233)
hslhsl(200, 81%, 55%)
oklchoklch(0.703 0.138 236.2)
Closest name: Cerulean (#55aaee)Relative luminance 0.3561

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e96d2f

#2fe9ca · #2f4ee9

#e92fab · #abe92f

Split-complementary

Open in tool →

#e92f4e · #e9ca2f

#ca2fe9 · #e96d2f · #4ee92f

Contrast

#2fabe9 as textRatioAAAA largeAAAFix
Aaon white
2.59:1failfailfail
  • AA: use #127baf as the text (4.69:1)
  • AAA: use #0e5e86 as the text (7.09:1)
  • AA: or shift the background to #383838 (4.54:1)
  • AAA: or shift the background to #141414 (7.13:1)
Aaon black
8.12:1passpasspassPasses 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 #2fabe9 as the background.

Brands using this color

Fonts for this mood

#2fabe9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2fabe9
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 #2fabe9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2fabe9-9cb2c4-df4e64-1f232d-e9f1f0?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