Color

#52c3ef

#52c3ef
hex#52c3ef
rgbrgb(82, 195, 239)
hslhsl(197, 83%, 63%)
oklchoklch(0.77 0.119 227.2)
Closest name: Blue Mana (#68c2f5)Relative luminance 0.4706

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ef7f52

#52efcd · #5274ef

#ef52c3 · #c3ef52

Split-complementary

Open in tool →

#ef5274 · #efcd52

#cd52ef · #ef7f52 · #74ef52

Contrast

#52c3ef as textRatioAAAA largeAAAFix
Aaon white
2.02:1failfailfail
  • AA: use #107da8 as the text (4.65:1)
  • AAA: use #0c5e7e as the text (7.2:1)
  • AA: or shift the background to #474747 (4.61:1)
  • AAA: or shift the background to #2b2b2b (7.02:1)
Aaon black
10.41:1passpasspassPasses 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 #52c3ef as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#52c3ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #52c3ef
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

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

analyze #52c3ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/52c3ef-9cb4c4-df4e6b-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