Color

#2aadfe

#2aadfe
hex#2aadfe
rgbrgb(42, 173, 254)
hslhsl(203, 99%, 58%)
oklchoklch(0.717 0.159 242.4)
Closest name: Cerulean (#55aaee)Relative luminance 0.3754

Colors that go with #2aadfe

Charcoal, Amber and Blue 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 →

#fe7b2a

#2afee5 · #2a43fe

#fe2aad · #adfe2a

Split-complementary

Open in tool →

#fe2a43 · #fee52a

#e52afe · #fe7b2a · #43fe2a

Contrast

#2aadfe as textRatioAAAA largeAAAFix
Aaon white
2.47:1failfailfail
  • AA: use #017ac6 as the text (4.56:1)
  • AAA: use #015b93 as the text (7.19:1)
  • AA: or shift the background to #3b3b3b (4.54:1)
  • AAA: or shift the background to #1a1a1a (7.05:1)
Aaon black
8.51:1passpasspassPasses 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 #2aadfe as the background.

Brands using this color

Palettes built around it

Fonts for this mood

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

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

tool url/palettes/new/2aadfe-9cb0c4-df4e5d-1f222d-e9f1f0?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