Color

#3aa2df

#3aa2df
hex#3aa2df
rgbrgb(58, 162, 223)
hslhsl(202, 72%, 55%)
oklchoklch(0.68 0.13 239)
Closest name: Blue Burst (#309cd0)Relative luminance 0.3207

Tints & shades

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

Harmonies

Complementary

Open in tool →

#df763a

#3adfc9 · #3a50df

#df3aa2 · #a2df3a

Split-complementary

Open in tool →

#df3a50 · #dfc93a

#c93adf · #df763a · #50df3a

Contrast

#3aa2df as textRatioAAAA largeAAAFix
Aaon white
2.83:1failfailfail
  • AA: use #1d7db4 as the text (4.52:1)
  • AAA: use #165e88 as the text (7.02:1)
  • AA: or shift the background to #303030 (4.66:1)
  • AAA: or shift the background to #080808 (7.07:1)
Aaon black
7.41:1passpasspassPasses 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 #3aa2df as the background.

Brands using this color

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

Palettes built around it

Fonts for this mood

#3aa2df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3aa2df
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 #3aa2df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3aa2df-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