Color

#633656

#633656
hex#633656
rgbrgb(99, 54, 86)
hslhsl(317, 29%, 30%)
oklchoklch(0.401 0.079 338.7)
Closest name: Long Passionate Night (#5b365e)Relative luminance 0.0596

Tints & shades

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

Harmonies

Complementary

Open in tool →

#366343

#593663 · #633640

#566336 · #365663

Split-complementary

Open in tool →

#406336 · #366359

#635936 · #366343 · #364063

Contrast

#633656 as textRatioAAAA largeAAAFix
Aaon white
9.58:1passpasspassPasses AAA — no fix needed.
Aaon black
2.19:1failfailfail
  • AA: use #a65e92 as the text (4.64:1)
  • AAA: use #bc85ad as the text (7.1:1)
  • AA: or shift the background to #b3b3b3 (4.57:1)
  • AAA: or shift the background to #dedede (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #633656 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

#633656 reads as warm, muted, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #633656
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 #633656 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/633656-c19fb3-77cb62-2d1f23-efe9f1?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