Color

#3b0f95

#3b0f95
hex#3b0f95
rgbrgb(59, 15, 149)
hslhsl(260, 82%, 32%)
oklchoklch(0.349 0.189 285.9)
Closest name: Galactic Civilization (#442288)Relative luminance 0.0344

Tints & shades

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

Harmonies

Complementary

Open in tool →

#68950f

#0f2595 · #7e0f95

#953b0f · #0f953b

Split-complementary

Open in tool →

#957e0f · #25950f

#950f25 · #68950f · #0f957e

Contrast

#3b0f95 as textRatioAAAA largeAAAFix
Aaon white
12.44:1passpasspassPasses AAA — no fix needed.
Aaon black
1.69:1failfailfail
  • AA: use #8753ee as the text (4.5:1)
  • AAA: use #a782f3 as the text (7.13:1)
  • AA: or shift the background to #9c9c9c (4.53:1)
  • AAA: or shift the background to #c4c4c4 (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 #3b0f95 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

#3b0f95 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3b0f95
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 #3b0f95 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3b0f95-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