Color

#284de2

#284de2
hex#284de2
rgbrgb(40, 77, 226)
hslhsl(228, 76%, 52%)
oklchoklch(0.499 0.228 266.4)
Closest name: C64 Blue (#003aff)Relative luminance 0.1125

Tints & shades

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

Harmonies

Complementary

Open in tool →

#e2bc28

#28aae2 · #5f28e2

#e2284d · #4de228

Split-complementary

Open in tool →

#e25f28 · #aae228

#e228aa · #e2bc28 · #28e25f

Contrast

#284de2 as textRatioAAAA largeAAAFix
Aaon white
6.46:1passpassfail
  • AAA: use #1f45e0 as the text (7.03:1)
Aaon black
3.25:1failpassfail
  • AA: use #4b6ae7 as the text (4.51:1)
  • AAA: use #7890ed as the text (7.01:1)
  • AA: or shift the background to #d9d9d9 (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #284de2 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#284de2 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #284de2
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 #284de2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/284de2-9c9fc4-df7c4e-231f2d-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