Color

#45304b

#45304b
hex#45304b
rgbrgb(69, 48, 75)
hslhsl(287, 22%, 24%)
oklchoklch(0.345 0.053 318.6)
Closest name: Call It a Night (#42364c)Relative luminance 0.0389

Colors that go with #45304b

Dark Olive Green, Sea Green and Teal 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 →

#364b30

#37304b · #4b3043

#4b4530 · #304b45

Split-complementary

Open in tool →

#434b30 · #304b37

#4b3730 · #364b30 · #30434b

Contrast

#45304b as textRatioAAAA largeAAAFix
Aaon white
11.81:1passpasspassPasses AAA — no fix needed.
Aaon black
1.78:1failfailfail
  • AA: use #92679e as the text (4.66:1)
  • AAA: use #ac8cb5 as the text (7.17:1)
  • AA: or shift the background to #a1a1a1 (4.57:1)
  • AAA: or shift the background to #c9c9c9 (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 #45304b 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

#45304b reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #45304b
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 #45304b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/45304b-bd9fc1-abcb62-2d1f2a-ece9f1?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