Color

#303682

#303682
hex#303682
rgbrgb(48, 54, 130)
hslhsl(236, 46%, 35%)
oklchoklch(0.374 0.126 275.1)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0488

Colors that go with #303682

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 →

#827d30

#305f82 · #543082

#823036 · #368230

Split-complementary

Open in tool →

#825430 · #5f8230

#82305f · #827d30 · #308254

Contrast

#303682 as textRatioAAAA largeAAAFix
Aaon white
10.63:1passpasspassPasses AAA — no fix needed.
Aaon black
1.98:1failfailfail
  • AA: use #666dc7 as the text (4.58:1)
  • AAA: use #8c90d4 as the text (7.06:1)
  • AA: or shift the background to #ababab (4.63:1)
  • AAA: or shift the background to #d4d4d4 (7.17:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #303682 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

#303682 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #303682
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 #303682 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/303682-9e9cc4-df8f4e-241f2d-e9eef1?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