Color

#3e04dc

#3e04dc
hex#3e04dc
rgbrgb(62, 4, 220)
hslhsl(256, 96%, 44%)
oklchoklch(0.431 0.266 276.4)
Closest name: Busty Blue (#3300cc)Relative luminance 0.0628

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a2dc04

#0437dc · #aa04dc

#dc3e04 · #04dc3e

Split-complementary

Open in tool →

#dcaa04 · #37dc04

#dc0437 · #a2dc04 · #04dcaa

Contrast

#3e04dc as textRatioAAAA largeAAAFix
Aaon white
9.31:1passpasspassPasses AAA — no fix needed.
Aaon black
2.26:1failfailfail
  • AA: use #8155fc as the text (4.64:1)
  • AAA: use #a382fc as the text (7.16:1)
  • AA: or shift the background to #b5b5b5 (4.54:1)
  • AAA: or shift the background to #e0e0e0 (7.05:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3e04dc 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

#3e04dc reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3e04dc
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 #3e04dc and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3e04dc-ab9cc4-dfbf4e-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