Color

#52a3fa

#52a3fa
hex#52a3fa
rgbrgb(82, 163, 250)
hslhsl(211, 94%, 65%)
oklchoklch(0.704 0.151 252.2)
Closest name: Cerulean (#55aaee)Relative luminance 0.3489

Colors that go with #52a3fa

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 →

#faa952

#52f7fa · #5552fa

#fa52a3 · #a3fa52

Split-complementary

Open in tool →

#fa5552 · #f7fa52

#fa52f7 · #faa952 · #52fa55

Contrast

#52a3fa as textRatioAAAA largeAAAFix
Aaon white
2.63:1failfailfail
  • AA: use #0772e4 as the text (4.63:1)
  • AAA: use #0556ad as the text (7.14:1)
  • AA: or shift the background to #363636 (4.59:1)
  • AAA: or shift the background to #121212 (7.12:1)
Aaon black
7.98:1passpasspassPasses 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 #52a3fa as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#52a3fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #52a3fa
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 #52a3fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/52a3fa-9cabc4-df534e-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