Color

#23434d

#23434d
hex#23434d
rgbrgb(35, 67, 77)
hslhsl(194, 37%, 22%)
oklchoklch(0.363 0.041 220.2)
Closest name: Cold and Dark (#154250)Relative luminance 0.0491

Colors that go with #23434d

Steel Blue, Teal and Sienna 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 →

#4d2d23

#234d42 · #232e4d

#4d2343 · #434d23

Split-complementary

Open in tool →

#4d232e · #4d4223

#42234d · #4d2d23 · #2e4d23

Contrast

#23434d as textRatioAAAA largeAAAFix
Aaon white
10.6:1passpasspassPasses AAA — no fix needed.
Aaon black
1.98:1failfailfail
  • AA: use #427d8f as the text (4.56:1)
  • AAA: use #5b9fb3 as the text (7.06:1)
  • AA: or shift the background to #ababab (4.62:1)
  • AAA: or shift the background to #d4d4d4 (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 #23434d as the background.

Brands using this color

Fonts for this mood

#23434d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #23434d
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 #23434d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/23434d-9cb6c4-df4e72-1f242d-e9f1ef?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