Color

#0119ef

#0119ef
hex#0119ef
rgbrgb(1, 25, 239)
hslhsl(234, 99%, 47%)
oklchoklch(0.442 0.291 264.3)
Closest name: Blue Overdose (#0020ef)Relative luminance 0.0693

Tints & shades

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

Harmonies

Complementary

Open in tool →

#efd701

#0190ef · #6001ef

#ef0119 · #19ef01

Split-complementary

Open in tool →

#ef6001 · #90ef01

#ef0190 · #efd701 · #01ef60

Contrast

#0119ef as textRatioAAAA largeAAAFix
Aaon white
8.8:1passpasspassPasses AAA — no fix needed.
Aaon black
2.39:1failfailfail
  • AA: use #5264fe as the text (4.61:1)
  • AAA: use #808dfe as the text (7.16:1)
  • AA: or shift the background to #bababa (4.53:1)
  • AAA: or shift the background to #e6e6e6 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #0119ef as the background.

Brands using this color

Fonts for this mood

#0119ef reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #0119ef
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 #0119ef and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/0119ef-9d9cc4-df8a4e-241f2d-e9eef1?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