Color

#456978

#456978
hex#456978
rgbrgb(69, 105, 120)
hslhsl(198, 27%, 37%)
oklchoklch(0.5 0.048 226.1)
Closest name: Admiral Blue (#50647f)Relative luminance 0.1272

Colors that go with #456978

Charcoal, Sienna and Amber 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 →

#785445

#45786e · #454f78

#784569 · #697845

Split-complementary

Open in tool →

#78454f · #786e45

#6e4578 · #785445 · #4f7845

Contrast

#456978 as textRatioAAAA largeAAAFix
Aaon white
5.92:1passpassfail
  • AAA: use #3d5d6b as the text (7.06:1)
Aaon black
3.54:1failpassfail
  • AA: use #527c8e as the text (4.63:1)
  • AAA: use #749daf as the text (7.18:1)
  • AA: or shift the background to #e3e3e3 (4.62:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #456978 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #456978
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 #456978 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/456978-9cb3c4-df4e69-1f232d-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