Color

#301155

#301155
hex#301155
rgbrgb(48, 17, 85)
hslhsl(267, 67%, 20%)
oklchoklch(0.27 0.115 299.2)
Closest name: Fabric of Space (#341758)Relative luminance 0.0169

Tints & shades

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

Harmonies

Complementary

Open in tool →

#365511

#111455 · #521155

#553011 · #115530

Split-complementary

Open in tool →

#555211 · #145511

#551114 · #365511 · #115552

Contrast

#301155 as textRatioAAAA largeAAAFix
Aaon white
15.71:1passpasspassPasses AAA — no fix needed.
Aaon black
1.34:1failfailfail
  • AA: use #9255dd as the text (4.57:1)
  • AAA: use #b084e7 as the text (7.3:1)
  • AA: or shift the background to #8a8a8a (4.55:1)
  • AAA: or shift the background to #b0b0b0 (7.24:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #301155 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

#301155 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #301155
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 #301155 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/301155-b39cc4-dfda4e-2c1f2d-e9eaf1?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