Color

#344151

#344151
hex#344151
rgbrgb(52, 65, 81)
hslhsl(213, 22%, 26%)
oklchoklch(0.371 0.032 253.9)
Closest name: Arsenic (#3b444b)Relative luminance 0.051

Tints & shades

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

Harmonies

Complementary

Open in tool →

#514434

#344f51 · #353451

#513441 · #415134

Split-complementary

Open in tool →

#513534 · #4f5134

#51344f · #514434 · #345135

Contrast

#344151 as textRatioAAAA largeAAAFix
Aaon white
10.39:1passpasspassPasses AAA — no fix needed.
Aaon black
2.02:1failfailfail
  • AA: use #5f7895 as the text (4.61:1)
  • AAA: use #8397af as the text (7.01:1)
  • AA: or shift the background to #ababab (4.53:1)
  • AAA: or shift the background to #d4d4d4 (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #344151 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

#344151 reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #344151
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 #344151 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/344151-9ca9c4-df584e-1f202d-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