Color

#631a17

#631a17
hex#631a17
rgbrgb(99, 26, 23)
hslhsl(2, 62%, 24%)
oklchoklch(0.338 0.106 26.8)
Closest name: Blood of Zeus (#640f09)Relative luminance 0.0345

Tints & shades

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

Harmonies

Complementary

Open in tool →

#176163

#63173b · #634017

#17631a · #1a1763

Split-complementary

Open in tool →

#176340 · #173b63

#3b6317 · #176163 · #401763

Contrast

#631a17 as textRatioAAAA largeAAAFix
Aaon white
12.42:1passpasspassPasses AAA — no fix needed.
Aaon black
1.69:1failfailfail
  • AA: use #d1423d as the text (4.56:1)
  • AAA: use #df7a77 as the text (7.19:1)
  • AA: or shift the background to #9c9c9c (4.52:1)
  • AAA: or shift the background to #c4c4c4 (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 #631a17 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

#631a17 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #631a17
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 #631a17 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/631a17-c4a29c-62cb9c-2d261f-f1e9ed?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