Color

#33435c

#33435c
hex#33435c
rgbrgb(51, 67, 92)
hslhsl(217, 29%, 28%)
oklchoklch(0.38 0.048 259.1)
Closest name: Black Turmeric (#2c4364)Relative luminance 0.0549

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5c4c33

#33575c · #38335c

#5c3343 · #435c33

Split-complementary

Open in tool →

#5c3833 · #575c33

#5c3357 · #5c4c33 · #335c38

Contrast

#33435c as textRatioAAAA largeAAAFix
Aaon white
10.01:1passpasspassPasses AAA — no fix needed.
Aaon black
2.1:1failfailfail
  • AA: use #5b77a4 as the text (4.62:1)
  • AAA: use #8298ba as the text (7.15:1)
  • AA: or shift the background to #b0b0b0 (4.62:1)
  • AAA: or shift the background to #d9d9d9 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #33435c as the background.

Brands using this color

Fonts for this mood

#33435c reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #33435c
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 #33435c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/33435c-9ca7c4-df624e-201f2d-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