Color

#307382

#307382
hex#307382
rgbrgb(48, 115, 130)
hslhsl(191, 46%, 35%)
oklchoklch(0.519 0.071 214.8)
Closest name: Calypso (#3d7188)Relative luminance 0.145

Colors that go with #307382

Charcoal, Rust and Cobalt 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.

Real palettes that use #307382

Tints & shades

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

Harmonies

Complementary

Open in tool →

#823f30

#308268 · #304a82

#823073 · #738230

Split-complementary

Open in tool →

#82304a · #826830

#683082 · #823f30 · #4a8230

Contrast

#307382 as textRatioAAAA largeAAAFix
Aaon white
5.38:1passpassfail
  • AAA: use #285f6c as the text (7.13:1)
Aaon black
3.9:1failpassfail
  • AA: use #368091 as the text (4.65:1)
  • AAA: use #43a1b6 as the text (7.01:1)
  • AA: or shift the background to #ebebeb (4.52:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #307382 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

#307382 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #307382
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 #307382 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/307382-a2b6be-df4e7a-1f252d-e9f1ef?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