Color

#1100fa

#1100fa
hex#1100fa
rgbrgb(17, 0, 250)
hslhsl(244, 100%, 49%)
oklchoklch(0.448 0.307 265.3)
Closest name: blue (#0000ff)Relative luminance 0.0702

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e9fa00

#006cfa · #8e00fa

#fa1100 · #00fa11

Split-complementary

Open in tool →

#fa8e00 · #6cfa00

#fa006c · #e9fa00 · #00fa8e

Contrast

#1100fa as textRatioAAAA largeAAAFix
Aaon white
8.73:1passpasspassPasses AAA — no fix needed.
Aaon black
2.4:1failfailfail
  • AA: use #675cff as the text (4.55:1)
  • AAA: use #928aff as the text (7.3:1)
  • AA: or shift the background to #bababa (4.5:1)
  • AAA: or shift the background to #e8e8e8 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1100fa as the background.

Brands using this color

Fonts for this mood

#1100fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1100fa
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 #1100fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1100fa-a39cc4-dfa24e-261f2d-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