Color

#2aa1bb

#2aa1bb
hex#2aa1bb
rgbrgb(42, 161, 187)
hslhsl(191, 63%, 45%)
oklchoklch(0.657 0.107 216.3)
Closest name: Blue Ocean (#009dc4)Relative luminance 0.2957

Tints & shades

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

Harmonies

Complementary

Open in tool →

#bb452a

#2abb8d · #2a58bb

#bb2aa1 · #a1bb2a

Split-complementary

Open in tool →

#bb2a58 · #bb8d2a

#8d2abb · #bb452a · #58bb2a

Contrast

#2aa1bb as textRatioAAAA largeAAAFix
Aaon white
3.04:1failpassfail
  • AA: use #228096 as the text (4.57:1)
  • AAA: use #196070 as the text (7.12:1)
  • AA: or shift the background to #2b2b2b (4.66:1)
Aaon black
6.91:1passpassfail
  • AAA: use #2ba4bf as the text (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2aa1bb 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

#2aa1bb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2aa1bb
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 #2aa1bb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2aa1bb-a2b6be-df4e7a-1f252d-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