Color

#4033fa

#4033fa
hex#4033fa
rgbrgb(64, 51, 250)
hslhsl(244, 95%, 59%)
oklchoklch(0.498 0.274 273)
Closest name: Blustering Blue (#4411ff)Relative luminance 0.1036

Tints & shades

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

Harmonies

Complementary

Open in tool →

#edfa33

#3389fa · #a433fa

#fa4033 · #33fa40

Split-complementary

Open in tool →

#faa433 · #89fa33

#fa3389 · #edfa33 · #33faa4

Contrast

#4033fa as textRatioAAAA largeAAAFix
Aaon white
6.84:1passpassfail
  • AAA: use #3c2efa as the text (7.09:1)
Aaon black
3.07:1failpassfail
  • AA: use #6a60fb as the text (4.68:1)
  • AAA: use #8f88fc as the text (7.1:1)
  • AA: or shift the background to #d4d4d4 (4.61:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #4033fa 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

#4033fa reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #4033fa
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 #4033fa and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/4033fa-a39cc4-dfa24e-261f2d-e9edf1?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