Color

#33565b

#33565b
hex#33565b
rgbrgb(51, 86, 91)
hslhsl(188, 28%, 28%)
oklchoklch(0.429 0.041 207.3)
Closest name: Enchanting Ivy (#315955)Relative luminance 0.0811

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5b3933

#335b4d · #33425b

#5b3356 · #565b33

Split-complementary

Open in tool →

#5b3342 · #5b4d33

#4d335b · #5b3933 · #425b33

Contrast

#33565b as textRatioAAAA largeAAAFix
Aaon white
8.01:1passpasspassPasses AAA — no fix needed.
Aaon black
2.62:1failfailfail
  • AA: use #4b7e86 as the text (4.63:1)
  • AAA: use #66a0a9 as the text (7.17:1)
  • AA: or shift the background to #c4c4c4 (4.59:1)
  • AAA: or shift the background to #f0f0f0 (7.03:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #33565b 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

#33565b reads as cool, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #33565b
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 #33565b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/33565b-a2b7be-df4e81-1f252d-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