Color

#6dd6ee

#6dd6ee
hex#6dd6ee
rgbrgb(109, 214, 238)
hslhsl(191, 79%, 68%)
oklchoklch(0.822 0.103 214.6)
Closest name: Sky Blue (#87ceeb)Relative luminance 0.5752

Colors that go with #6dd6ee

Charcoal, Dark Salmon and Crimson 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 →

#ee856d

#6deec5 · #6d96ee

#ee6dd6 · #d6ee6d

Split-complementary

Open in tool →

#ee6d96 · #eec56d

#c56dee · #ee856d · #96ee6d

Contrast

#6dd6ee as textRatioAAAA largeAAAFix
Aaon white
1.68:1failfailfail
  • AA: use #127e97 as the text (4.71:1)
  • AAA: use #0d6072 as the text (7.16:1)
  • AA: or shift the background to #545454 (4.51:1)
  • AAA: or shift the background to #363636 (7.2:1)
Aaon black
12.5:1passpasspassPasses 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 #6dd6ee as the background.

Brands using this color

Fonts for this mood

#6dd6ee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #6dd6ee
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 #6dd6ee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/6dd6ee-a2b6be-df4e7a-1f252d-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