Color

#55add3

#55add3
hex#55add3
rgbrgb(85, 173, 211)
hslhsl(198, 59%, 58%)
oklchoklch(0.708 0.101 228.9)
Closest name: Frozen Wave (#56acca)Relative luminance 0.3652

Tints & shades

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

Harmonies

Complementary

Open in tool →

#d37b55

#55d3ba · #556ed3

#d355ad · #add355

Split-complementary

Open in tool →

#d3556e · #d3ba55

#ba55d3 · #d37b55 · #6ed355

Contrast

#55add3 as textRatioAAAA largeAAAFix
Aaon white
2.53:1failfailfail
  • AA: use #2a7ea2 as the text (4.56:1)
  • AAA: use #1f5f7a as the text (7.06:1)
  • AA: or shift the background to #383838 (4.64:1)
  • AAA: or shift the background to #171717 (7.09:1)
Aaon black
8.3:1passpasspassPasses 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 #55add3 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

#55add3 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #55add3
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 #55add3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/55add3-9cb3c4-df4e69-1f232d-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