Color

#2cb5e8

#2cb5e8
hex#2cb5e8
rgbrgb(44, 181, 232)
hslhsl(196, 80%, 54%)
oklchoklch(0.725 0.132 229)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.3941

Colors that go with #2cb5e8

Charcoal, Amber and Dark Orange lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e85e2c

#2ce8bc · #2c58e8

#e82cb5 · #b5e82c

Split-complementary

Open in tool →

#e82c58 · #e8bc2c

#bc2ce8 · #e85e2c · #58e82c

Contrast

#2cb5e8 as textRatioAAAA largeAAAFix
Aaon white
2.36:1failfailfail
  • AA: use #127ea5 as the text (4.61:1)
  • AAA: use #0e5f7c as the text (7.13:1)
  • AA: or shift the background to #3d3d3d (4.59:1)
  • AAA: or shift the background to #1c1c1c (7.21:1)
Aaon black
8.88:1passpasspassPasses 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 #2cb5e8 as the background.

Brands using this color

Fonts for this mood

#2cb5e8 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2cb5e8
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #2cb5e8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2cb5e8-9cb5c4-df4e6e-1f232d-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