Color

#302f93

#302f93
hex#302f93
rgbrgb(48, 47, 147)
hslhsl(241, 52%, 38%)
oklchoklch(0.376 0.159 276)
Closest name: Bluebell (#333399)Relative luminance 0.0477

Colors that go with #302f93

Charcoal, Steel Blue and Blue lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#92932f

#2f5f93 · #632f93

#93302f · #2f9330

Split-complementary

Open in tool →

#93632f · #5f932f

#932f5f · #92932f · #2f9363

Contrast

#302f93 as textRatioAAAA largeAAAFix
Aaon white
10.75:1passpasspassPasses AAA — no fix needed.
Aaon black
1.95:1failfailfail
  • AA: use #6d6cd0 as the text (4.71:1)
  • AAA: use #908fdc as the text (7.15:1)
  • AA: or shift the background to #a8a8a8 (4.52:1)
  • AAA: or shift the background to #d1d1d1 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #302f93 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

#302f93 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #302f93
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #302f93 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/302f93-a19cc4-df9b4e-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