Color

#4828fb

#4828fb
hex#4828fb
rgbrgb(72, 40, 251)
hslhsl(249, 96%, 57%)
oklchoklch(0.494 0.281 275.5)
Closest name: Blustering Blue (#4411ff)Relative luminance 0.0986

Tints & shades

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

Harmonies

Complementary

Open in tool →

#dbfb28

#2872fb · #b128fb

#fb4828 · #28fb48

Split-complementary

Open in tool →

#fbb128 · #72fb28

#fb2872 · #dbfb28 · #28fbb1

Contrast

#4828fb as textRatioAAAA largeAAAFix
Aaon white
7.07:1passpasspassPasses AAA — no fix needed.
Aaon black
2.97:1failfailfail
  • AA: use #725afc as the text (4.58:1)
  • AAA: use #9987fd as the text (7.24:1)
  • AA: or shift the background to #cfcfcf (4.54:1)
  • AAA: or shift the background to #ffffff (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4828fb as the background.

Brands using this color

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

Fonts for this mood

#4828fb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4828fb
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 #4828fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4828fb-a79cc4-dfae4e-271f2d-e9ecf1?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