Color

#115eee

#115eee
hex#115eee
rgbrgb(17, 94, 238)
hslhsl(219, 87%, 50%)
oklchoklch(0.535 0.228 261.8)
Closest name: Blue Ribbon (#0066ff)Relative luminance 0.143

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eea111

#11cdee · #3211ee

#ee115e · #5eee11

Split-complementary

Open in tool →

#ee3211 · #cdee11

#ee11cd · #eea111 · #11ee32

Contrast

#115eee as textRatioAAAA largeAAAFix
Aaon white
5.44:1passpassfail
  • AAA: use #0e4fc8 as the text (7.07:1)
Aaon black
3.86:1failpassfail
  • AA: use #286ef0 as the text (4.58:1)
  • AAA: use #6295f4 as the text (7.12:1)
  • AA: or shift the background to #ebebeb (4.56:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #115eee as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#115eee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #115eee
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 #115eee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/115eee-9ca5c4-df664e-211f2d-e9f0f1?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