Color

#234571

#234571
hex#234571
rgbrgb(35, 69, 113)
hslhsl(214, 53%, 29%)
oklchoklch(0.388 0.085 255.7)
Closest name: Blue Funk (#2d4470)Relative luminance 0.0581

Colors that go with #234571

Teal, Blue and Cadet 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 →

#714f23

#236c71 · #282371

#712345 · #457123

Split-complementary

Open in tool →

#712823 · #6c7123

#71236c · #714f23 · #237128

Contrast

#234571 as textRatioAAAA largeAAAFix
Aaon white
9.72:1passpasspassPasses AAA — no fix needed.
Aaon black
2.16:1failfailfail
  • AA: use #3c76c3 as the text (4.57:1)
  • AAA: use #6f9ad3 as the text (7.24:1)
  • AA: or shift the background to #b3b3b3 (4.63:1)
  • AAA: or shift the background to #dbdbdb (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #234571 as the background.

Brands using this color

Fonts for this mood

#234571 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #234571
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 #234571 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/234571-9ca9c4-df5a4e-1f1f2d-e9f0f1?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