Color

#3ea1da

#3ea1da
hex#3ea1da
rgbrgb(62, 161, 218)
hslhsl(202, 68%, 55%)
oklchoklch(0.676 0.124 238)
Closest name: Blue Burst (#309cd0)Relative luminance 0.3158

Tints & shades

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

Harmonies

Complementary

Open in tool →

#da773e

#3edac5 · #3e53da

#da3ea1 · #a1da3e

Split-complementary

Open in tool →

#da3e53 · #dac53e

#c53eda · #da773e · #53da3e

Contrast

#3ea1da as textRatioAAAA largeAAAFix
Aaon white
2.87:1failfailfail
  • AA: use #217cb0 as the text (4.59:1)
  • AAA: use #195d85 as the text (7.13:1)
  • AA: or shift the background to #303030 (4.6:1)
  • AAA: or shift the background to #050505 (7.1:1)
Aaon black
7.32:1passpasspassPasses 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 #3ea1da 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

#3ea1da reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3ea1da
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 #3ea1da and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3ea1da-9cb1c4-df4e5f-1f222d-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