Color

#2bbdd4

#2bbdd4
hex#2bbdd4
rgbrgb(43, 189, 212)
hslhsl(188, 66%, 50%)
oklchoklch(0.735 0.119 211.2)
Closest name: Blue Bobbin (#52b4ca)Relative luminance 0.4166

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d4422b

#2bd496 · #2b69d4

#d42bbd · #bdd42b

Split-complementary

Open in tool →

#d42b69 · #d4962b

#962bd4 · #d4422b · #69d42b

Contrast

#2bbdd4 as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #1d8190 as the text (4.57:1)
  • AAA: use #165f6a as the text (7.29:1)
  • AA: or shift the background to #404040 (4.61:1)
  • AAA: or shift the background to #212121 (7.16:1)
Aaon black
9.33:1passpasspassPasses 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 #2bbdd4 as the background.

Brands using this color

Fonts for this mood

#2bbdd4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2bbdd4
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 #2bbdd4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2bbdd4-a2b7be-df4e81-1f252d-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