Color

#09427c

#09427c
hex#09427c
rgbrgb(9, 66, 124)
hslhsl(210, 86%, 26%)
oklchoklch(0.38 0.113 253.9)
Closest name: Aegean Blue (#1b416f)Relative luminance 0.0541

Colors that go with #09427c

Crimson, Teal 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 →

#7b4209

#097b7b · #09097b

#7b0942 · #427b09

Split-complementary

Open in tool →

#7b0909 · #7b7b09

#7b097b · #7b4209 · #097b09

Contrast

#09427c as textRatioAAAA largeAAAFix
Aaon white
10.09:1passpasspassPasses AAA — no fix needed.
Aaon black
2.08:1failfailfail
  • AA: use #1075da as the text (4.58:1)
  • AAA: use #4199f1 as the text (7.05:1)
  • AA: or shift the background to #b0b0b0 (4.65:1)
  • AAA: or shift the background to #d9d9d9 (7.15:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #09427c 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

#09427c reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #09427c
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 #09427c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/09427c-9cabc4-df514e-1f202d-e9f1f1?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