Color

#52a3fe

#52a3fe
hex#52a3fe
rgbrgb(82, 163, 254)
hslhsl(212, 99%, 66%)
oklchoklch(0.706 0.156 253.2)
Closest name: Cerulean (#55aaee)Relative luminance 0.3514

Colors that go with #52a3fe

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 →

#feae52

#52f8fe · #5852fe

#fe52a3 · #a3fe52

Split-complementary

Open in tool →

#fe5852 · #f8fe52

#fe52f8 · #feae52 · #52fe58

Contrast

#52a3fe as textRatioAAAA largeAAAFix
Aaon white
2.62:1failfailfail
  • AA: use #0170ef as the text (4.6:1)
  • AAA: use #0153b2 as the text (7.29:1)
  • AA: or shift the background to #363636 (4.62:1)
  • AAA: or shift the background to #141414 (7.04:1)
Aaon black
8.03:1passpasspassPasses 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 #52a3fe as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#52a3fe reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #52a3fe
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 #52a3fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/52a3fe-9caac4-df564e-1f202d-e9f1f1?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