Color

#3bc3ed

#3bc3ed
hex#3bc3ed
rgbrgb(59, 195, 237)
hslhsl(194, 83%, 58%)
oklchoklch(0.763 0.127 223.4)
Closest name: Blue Bikini (#00bbee)Relative luminance 0.4607

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ed643b

#3bedbd · #3b6aed

#ed3bc3 · #c3ed3b

Split-complementary

Open in tool →

#ed3b6a · #edbd3b

#bd3bed · #ed643b · #6aed3b

Contrast

#3bc3ed as textRatioAAAA largeAAAFix
Aaon white
2.06:1failfailfail
  • AA: use #0f7d9f as the text (4.71:1)
  • AAA: use #0b6079 as the text (7.09:1)
  • AA: or shift the background to #474747 (4.52:1)
  • AAA: or shift the background to #292929 (7.08:1)
Aaon black
10.21:1passpasspassPasses 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 #3bc3ed 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

#3bc3ed reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3bc3ed
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 #3bc3ed and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3bc3ed-9cb6c4-df4e72-1f242d-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