Color

#1153ee

#1153ee
hex#1153ee
rgbrgb(17, 83, 238)
hslhsl(222, 87%, 50%)
oklchoklch(0.515 0.24 263.2)
Closest name: Blue Ribbon (#0066ff)Relative luminance 0.1248

Colors that go with #1153ee

Charcoal, Crimson 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 →

#eeac11

#11c2ee · #3d11ee

#ee1153 · #53ee11

Split-complementary

Open in tool →

#ee3d11 · #c2ee11

#ee11c2 · #eeac11 · #11ee3d

Contrast

#1153ee as textRatioAAAA largeAAAFix
Aaon white
6.01:1passpassfail
  • AAA: use #0f49d2 as the text (7.23:1)
Aaon black
3.5:1failpassfail
  • AA: use #326bf1 as the text (4.51:1)
  • AAA: use #6b94f5 as the text (7.18:1)
  • AA: or shift the background to #e0e0e0 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1153ee as the background.

Brands using this color

Fonts for this mood

#1153ee reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1153ee
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 #1153ee and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1153ee-9ca3c4-df6e4e-211f2d-e9eff1?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