Color

#302f75

#302f75
hex#302f75
rgbrgb(48, 47, 117)
hslhsl(241, 43%, 32%)
oklchoklch(0.35 0.117 279.1)
Closest name: Deep Space Royal (#223382)Relative luminance 0.0395

Colors that go with #302f75

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 →

#74752f

#2f5075 · #532f75

#75302f · #2f7530

Split-complementary

Open in tool →

#75532f · #50752f

#752f50 · #74752f · #2f7553

Contrast

#302f75 as textRatioAAAA largeAAAFix
Aaon white
11.74:1passpasspassPasses AAA — no fix needed.
Aaon black
1.79:1failfailfail
  • AA: use #6f6dc5 as the text (4.67:1)
  • AAA: use #9392d3 as the text (7.29:1)
  • AA: or shift the background to #a1a1a1 (4.54:1)
  • AAA: or shift the background to #c9c9c9 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #302f75 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

#302f75 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #302f75
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 #302f75 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/302f75-a19cc4-df9b4e-261f2d-e9edf1?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