Color

#23474d

#23474d
hex#23474d
rgbrgb(35, 71, 77)
hslhsl(189, 37%, 22%)
oklchoklch(0.374 0.043 209.5)
Closest name: Cold and Dark (#154250)Relative luminance 0.054

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#4d2a23

#234d3e · #23324d

#4d2347 · #474d23

Split-complementary

Open in tool →

#4d2332 · #4d3e23

#3e234d · #4d2a23 · #324d23

Contrast

#23474d as textRatioAAAA largeAAAFix
Aaon white
10.1:1passpasspassPasses AAA — no fix needed.
Aaon black
2.08:1failfailfail
  • AA: use #3f7d88 as the text (4.5:1)
  • AAA: use #50a1af as the text (7.06:1)
  • AA: or shift the background to #b0b0b0 (4.66:1)
  • 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 #23474d as the background.

Brands using this color

Fonts for this mood

#23474d reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #23474d
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #23474d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/23474d-a2b7be-df4e7e-1f252d-e9f1ee?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