Color

#11c8e4

#11c8e4
hex#11c8e4
rgbrgb(17, 200, 228)
hslhsl(188, 86%, 48%)
oklchoklch(0.765 0.132 212.6)
Closest name: darkturquoise (#00ced1)Relative luminance 0.4703

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#e42d11

#11e496 · #115ee4

#e411c8 · #c8e411

Split-complementary

Open in tool →

#e4115e · #e49611

#9611e4 · #e42d11 · #5ee411

Contrast

#11c8e4 as textRatioAAAA largeAAAFix
Aaon white
2.02:1failfailfail
  • AA: use #0b8193 as the text (4.59:1)
  • AAA: use #08606d as the text (7.23:1)
  • AA: or shift the background to #474747 (4.6:1)
  • AAA: or shift the background to #2b2b2b (7.02:1)
Aaon black
10.41:1passpasspassPasses 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 #11c8e4 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

#11c8e4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #11c8e4
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #11c8e4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/11c8e4-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