Color

#4a04fb

#4a04fb
hex#4a04fb
rgbrgb(74, 4, 251)
hslhsl(257, 97%, 50%)
oklchoklch(0.477 0.293 277)
Closest name: Overdue Blue (#4400ff)Relative luminance 0.0851

Tints & shades

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

Harmonies

Complementary

Open in tool →

#b5fb04

#0439fb · #c604fb

#fb4a04 · #04fb4a

Split-complementary

Open in tool →

#fbc604 · #39fb04

#fb0439 · #b5fb04 · #04fbc6

Contrast

#4a04fb as textRatioAAAA largeAAAFix
Aaon white
7.77:1passpasspassPasses AAA — no fix needed.
Aaon black
2.7:1failfailfail
  • AA: use #8454fc as the text (4.65:1)
  • AAA: use #a481fd as the text (7.14:1)
  • AA: or shift the background to #c7c7c7 (4.6:1)
  • AAA: or shift the background to #f5f5f5 (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 #4a04fb 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

#4a04fb reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4a04fb
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 #4a04fb and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4a04fb-ac9cc4-dfc24e-291f2d-e9ebf1?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