Color

#3dcbfa

#3dcbfa
hex#3dcbfa
rgbrgb(61, 203, 250)
hslhsl(195, 95%, 61%)
oklchoklch(0.788 0.134 225.1)
Closest name: Blue Mana (#68c2f5)Relative luminance 0.5061

Tints & shades

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

Harmonies

Complementary

Open in tool →

#fa6c3d

#3dfacb · #3d6cfa

#fa3dcb · #cbfa3d

Split-complementary

Open in tool →

#fa3d6c · #facb3d

#cb3dfa · #fa6c3d · #6cfa3d

Contrast

#3dcbfa as textRatioAAAA largeAAAFix
Aaon white
1.89:1failfailfail
  • AA: use #0480a9 as the text (4.5:1)
  • AAA: use #035e7c as the text (7.25:1)
  • AA: or shift the background to #4a4a4a (4.69:1)
  • AAA: or shift the background to #2e2e2e (7.19:1)
Aaon black
11.12:1passpasspassPasses 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 #3dcbfa as the background.

Brands using this color

Fonts for this mood

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

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

tool url/palettes/new/3dcbfa-9cb5c4-df4e70-1f242d-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