Color

#6bb3d1

#6bb3d1
hex#6bb3d1
rgbrgb(107, 179, 209)
hslhsl(198, 53%, 62%)
oklchoklch(0.731 0.084 226.7)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.3997

Colors that go with #6bb3d1

Charcoal, Dark Salmon 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 →

#d18a6b

#6bd1bd · #6b7fd1

#d16bb3 · #b3d16b

Split-complementary

Open in tool →

#d16b7f · #d1bd6b

#bd6bd1 · #d18a6b · #7fd16b

Contrast

#6bb3d1 as textRatioAAAA largeAAAFix
Aaon white
2.33:1failfailfail
  • AA: use #307c9c as the text (4.68:1)
  • AAA: use #245d75 as the text (7.25:1)
  • AA: or shift the background to #3d3d3d (4.65:1)
  • AAA: or shift the background to #1f1f1f (7.06:1)
Aaon black
8.99:1passpasspassPasses 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 #6bb3d1 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

#6bb3d1 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6bb3d1
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 #6bb3d1 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6bb3d1-9cb3c4-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