Color

#2aa9cf

#2aa9cf
hex#2aa9cf
rgbrgb(42, 169, 207)
hslhsl(194, 66%, 49%)
oklchoklch(0.685 0.118 223.4)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3337

Tints & shades

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

Harmonies

Complementary

Open in tool →

#cf512a

#2acfa3 · #2a56cf

#cf2aa9 · #a9cf2a

Split-complementary

Open in tool →

#cf2a56 · #cfa32a

#a32acf · #cf512a · #56cf2a

Contrast

#2aa9cf as textRatioAAAA largeAAAFix
Aaon white
2.74:1failfailfail
  • AA: use #20809d as the text (4.53:1)
  • AAA: use #175d72 as the text (7.38:1)
  • AA: or shift the background to #333333 (4.62:1)
  • AAA: or shift the background to #0f0f0f (7.01:1)
Aaon black
7.67:1passpasspassPasses 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 #2aa9cf 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

#2aa9cf reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2aa9cf
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 #2aa9cf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2aa9cf-9cb6c4-df4e72-1f242d-e9f1ef?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