Color

#312782

#312782
hex#312782
rgbrgb(49, 39, 130)
hslhsl(247, 54%, 33%)
oklchoklch(0.347 0.146 280.6)
Closest name: Deep Space Rodeo (#332277)Relative luminance 0.0372

Colors that go with #312782

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 →

#778227

#274a82 · #5f2782

#823127 · #278231

Split-complementary

Open in tool →

#825f27 · #4a8227

#82274a · #778227 · #27825f

Contrast

#312782 as textRatioAAAA largeAAAFix
Aaon white
12.05:1passpasspassPasses AAA — no fix needed.
Aaon black
1.74:1failfailfail
  • AA: use #7266d1 as the text (4.54:1)
  • AAA: use #968ddd as the text (7.15:1)
  • AA: or shift the background to #a1a1a1 (4.66:1)
  • AAA: or shift the background to #c7c7c7 (7.13:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #312782 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

#312782 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #312782
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 #312782 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/312782-a59cc4-dfaa4e-271f2d-e9ecf1?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