Color

#3eabda

#3eabda
hex#3eabda
rgbrgb(62, 171, 218)
hslhsl(198, 68%, 55%)
oklchoklch(0.699 0.119 230.7)
Closest name: Cousteau (#55a9d6)Relative luminance 0.3521

Colors that go with #3eabda

Charcoal, Peru and Amber lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#da6d3e

#3edabb · #3e5dda

#da3eab · #abda3e

Split-complementary

Open in tool →

#da3e5d · #dabb3e

#bb3eda · #da6d3e · #5dda3e

Contrast

#3eabda as textRatioAAAA largeAAAFix
Aaon white
2.61:1failfailfail
  • AA: use #207fa7 as the text (4.51:1)
  • AAA: use #185e7c as the text (7.16:1)
  • AA: or shift the background to #363636 (4.63:1)
  • AAA: or shift the background to #141414 (7.06:1)
Aaon black
8.04:1passpasspassPasses 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 #3eabda as the background.

Brands using this color

Fonts for this mood

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

mcpConnect your agent — build around #3eabda
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #3eabda and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3eabda-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