Color

#2bb2ca

#2bb2ca
hex#2bb2ca
rgbrgb(43, 178, 202)
hslhsl(189, 65%, 48%)
oklchoklch(0.705 0.114 212.9)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3662

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ca432b

#2bca92 · #2b63ca

#ca2bb2 · #b2ca2b

Split-complementary

Open in tool →

#ca2b63 · #ca922b

#922bca · #ca432b · #63ca2b

Contrast

#2bb2ca as textRatioAAAA largeAAAFix
Aaon white
2.52:1failfailfail
  • AA: use #1e7e8f as the text (4.73:1)
  • AAA: use #17606d as the text (7.17:1)
  • AA: or shift the background to #383838 (4.65:1)
  • AAA: or shift the background to #171717 (7.11:1)
Aaon black
8.32:1passpasspassPasses 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 #2bb2ca as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#2bb2ca reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2bb2ca
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 #2bb2ca and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2bb2ca-a2b7be-df4e7e-1f252d-e9f1ee?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