Color

#3abfd4

#3abfd4
hex#3abfd4
rgbrgb(58, 191, 212)
hslhsl(188, 64%, 53%)
oklchoklch(0.743 0.114 210.4)
Closest name: Blue Bobbin (#52b4ca)Relative luminance 0.4291

Colors that go with #3abfd4

Charcoal, Blue 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 →

#d44f3a

#3ad49c · #3a73d4

#d43abf · #bfd43a

Split-complementary

Open in tool →

#d43a73 · #d49c3a

#9c3ad4 · #d44f3a · #73d43a

Contrast

#3abfd4 as textRatioAAAA largeAAAFix
Aaon white
2.19:1failfailfail
  • AA: use #1f7f8e as the text (4.68:1)
  • AAA: use #18616d as the text (7.07:1)
  • AA: or shift the background to #424242 (4.59:1)
  • AAA: or shift the background to #242424 (7.08:1)
Aaon black
9.58:1passpasspassPasses 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 #3abfd4 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

#3abfd4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3abfd4
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 #3abfd4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3abfd4-a2b7be-df4e81-1f252d-e9f1ee?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