Color

#1111ee

#1111ee
hex#1111ee
rgbrgb(17, 17, 238)
hslhsl(240, 87%, 50%)
oklchoklch(0.438 0.291 265.5)
Closest name: Burning Ultrablue (#150aec)Relative luminance 0.0669

Tints & shades

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

Harmonies

Complementary

Open in tool →

#eeee11

#1180ee · #8011ee

#ee1111 · #11ee11

Split-complementary

Open in tool →

#ee8011 · #80ee11

#ee1180 · #eeee11 · #11ee80

Contrast

#1111ee as textRatioAAAA largeAAAFix
Aaon white
8.98:1passpasspassPasses AAA — no fix needed.
Aaon black
2.34:1failfailfail
  • AA: use #6262f4 as the text (4.57:1)
  • AAA: use #8d8df7 as the text (7.29:1)
  • AA: or shift the background to #b8b8b8 (4.53:1)
  • AAA: or shift the background to #e6e6e6 (7.19:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1111ee as the background.

Brands using this color

Fonts for this mood

#1111ee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1111ee
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 #1111ee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1111ee-a19cc4-df994e-251f2d-e9edf1?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