Color

#6db5df

#6db5df
hex#6db5df
rgbrgb(109, 181, 223)
hslhsl(202, 64%, 65%)
oklchoklch(0.742 0.095 235.6)
Closest name: Blue Martini (#52b4d3)Relative luminance 0.4163

Colors that go with #6db5df

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 →

#df976d

#6ddfd0 · #6d7cdf

#df6db5 · #b5df6d

Split-complementary

Open in tool →

#df6d7c · #dfd06d

#d06ddf · #df976d · #7cdf6d

Contrast

#6db5df as textRatioAAAA largeAAAFix
Aaon white
2.25:1failfailfail
  • AA: use #277db0 as the text (4.52:1)
  • AAA: use #1c5d82 as the text (7.15:1)
  • AA: or shift the background to #404040 (4.6:1)
  • AAA: or shift the background to #212121 (7.15:1)
Aaon black
9.33:1passpasspassPasses 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 #6db5df as the background.

Brands using this color

Fonts for this mood

#6db5df reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6db5df
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 #6db5df and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6db5df-9cb1c4-df4e5f-1f222d-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