Color

#3aaed4

#3aaed4
hex#3aaed4
rgbrgb(58, 174, 212)
hslhsl(195, 64%, 53%)
oklchoklch(0.703 0.115 224.2)
Closest name: Aquarius (#2db0ce)Relative luminance 0.3593

Colors that go with #3aaed4

Charcoal, Amber and Dark Orange 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 →

#d4613a

#3ad4ae · #3a61d4

#d43aae · #aed43a

Split-complementary

Open in tool →

#d43a61 · #d4ae3a

#ae3ad4 · #d4613a · #61d43a

Contrast

#3aaed4 as textRatioAAAA largeAAAFix
Aaon white
2.57:1failfailfail
  • AA: use #23809f as the text (4.51:1)
  • AAA: use #1a5e75 as the text (7.24:1)
  • AA: or shift the background to #383838 (4.57:1)
  • AAA: or shift the background to #141414 (7.18:1)
Aaon black
8.19:1passpasspassPasses 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 #3aaed4 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

#3aaed4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3aaed4
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 #3aaed4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3aaed4-9cb5c4-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