Color

#306382

#306382
hex#306382
rgbrgb(48, 99, 130)
hslhsl(203, 46%, 35%)
oklchoklch(0.478 0.074 237.8)
Closest name: Blue Velvet (#0d6183)Relative luminance 0.1116

Colors that go with #306382

Charcoal, Royal Blue and Sienna 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 →

#825030

#308279 · #303a82

#823063 · #638230

Split-complementary

Open in tool →

#82303a · #827930

#793082 · #825030 · #3a8230

Contrast

#306382 as textRatioAAAA largeAAAFix
Aaon white
6.5:1passpassfail
  • AAA: use #2d5d7b as the text (7.09:1)
Aaon black
3.23:1failpassfail
  • AA: use #3d7ca4 as the text (4.62:1)
  • AAA: use #5f9dc4 as the text (7.11:1)
  • AA: or shift the background to #d9d9d9 (4.6:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #306382 as the background.

Brands using this color

Fonts for this mood

#306382 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #306382
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 #306382 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/306382-9cb0c4-df4e5d-1f222d-e9f1f0?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