Color

#304182

#304182
hex#304182
rgbrgb(48, 65, 130)
hslhsl(228, 46%, 35%)
oklchoklch(0.397 0.111 269.7)
Closest name: Evening Magic (#363e7d)Relative luminance 0.0602

Colors that go with #304182

Steel Blue, Blue and Cornflower 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 →

#827230

#306a82 · #493082

#823041 · #418230

Split-complementary

Open in tool →

#824930 · #6a8230

#82306a · #827230 · #308249

Contrast

#304182 as textRatioAAAA largeAAAFix
Aaon white
9.53:1passpasspassPasses AAA — no fix needed.
Aaon black
2.2:1failfailfail
  • AA: use #5b70c2 as the text (4.54:1)
  • AAA: use #8494d2 as the text (7.15:1)
  • AA: or shift the background to #b3b3b3 (4.54:1)
  • AAA: or shift the background to #dedede (7.08:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #304182 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

#304182 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #304182
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 #304182 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/304182-9c9fc4-df7c4e-231f2d-e9eff1?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