Color

#3600a3

#3600a3
hex#3600a3
rgbrgb(54, 0, 163)
hslhsl(260, 100%, 32%)
oklchoklch(0.352 0.211 281.3)
Closest name: Dramatic Blue (#240093)Relative luminance 0.0343

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6da300

#001ba3 · #8800a3

#a33600 · #00a336

Split-complementary

Open in tool →

#a38800 · #1ba300

#a3001b · #6da300 · #00a388

Contrast

#3600a3 as textRatioAAAA largeAAAFix
Aaon white
12.46:1passpasspassPasses AAA — no fix needed.
Aaon black
1.69:1failfailfail
  • AA: use #884dff as the text (4.55:1)
  • AAA: use #aa80ff as the text (7.24:1)
  • AA: or shift the background to #9c9c9c (4.54:1)
  • AAA: or shift the background to #c4c4c4 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #3600a3 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

#3600a3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3600a3
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 #3600a3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3600a3-ae9cc4-dfc94e-2a1f2d-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