Color

#4284ff

#4284ff
hex#4284ff
rgbrgb(66, 132, 255)
hslhsl(219, 100%, 63%)
oklchoklch(0.636 0.195 261.5)
Closest name: dodgerblue (#1e90ff)Relative luminance 0.2488

Tints & shades

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

Harmonies

Complementary

Open in tool →

#ffbd42

#42e3ff · #5f42ff

#ff4284 · #84ff42

Split-complementary

Open in tool →

#ff5f42 · #e3ff42

#ff42e3 · #ffbd42 · #42ff5f

Contrast

#4284ff as textRatioAAAA largeAAAFix
Aaon white
3.51:1failpassfail
  • AA: use #1a6aff as the text (4.62:1)
  • AAA: use #004bd6 as the text (7.05:1)
  • AA: or shift the background to #212121 (4.58:1)
Aaon black
5.98:1passpassfail
  • AAA: use #5c95ff as the text (7.2:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4284ff as the background.

Brands using this color

Palettes built around it

Fonts for this mood

#4284ff reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4284ff
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 #4284ff and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4284ff-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