Color

#52b1fa

#52b1fa
hex#52b1fa
rgbrgb(82, 177, 250)
hslhsl(206, 94%, 65%)
oklchoklch(0.734 0.139 244.6)
Closest name: Cerulean (#55aaee)Relative luminance 0.4014

Colors that go with #52b1fa

Charcoal, Dark Orange and Amber 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 →

#fa9b52

#52faee · #525dfa

#fa52b1 · #b1fa52

Split-complementary

Open in tool →

#fa525d · #faee52

#ee52fa · #fa9b52 · #5dfa52

Contrast

#52b1fa as textRatioAAAA largeAAAFix
Aaon white
2.33:1failfailfail
  • AA: use #0679d0 as the text (4.51:1)
  • AAA: use #055999 as the text (7.25:1)
  • AA: or shift the background to #3d3d3d (4.67:1)
  • AAA: or shift the background to #1f1f1f (7.09:1)
Aaon black
9.03:1passpasspassPasses 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 #52b1fa as the background.

Brands using this color

Fonts for this mood

#52b1fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #52b1fa
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 #52b1fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/52b1fa-9caec4-df4e56-1f212d-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