Color

#3a0803

#3a0803
hex#3a0803
rgbrgb(58, 8, 3)
hslhsl(5, 90%, 12%)
oklchoklch(0.23 0.079 31.4)
Closest name: Black Chocolate (#441100)Relative luminance 0.0108

Tints & shades

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

Harmonies

Complementary

Open in tool →

#03363a

#3a031a · #3a2303

#033a08 · #08033a

Split-complementary

Open in tool →

#033a23 · #031a3a

#1a3a03 · #03363a · #23033a

Contrast

#3a0803 as textRatioAAAA largeAAAFix
Aaon white
17.27:1passpasspassPasses AAA — no fix needed.
Aaon black
1.22:1failfailfail
  • AA: use #e91f0c as the text (4.67:1)
  • AAA: use #f6675a as the text (7.01:1)
  • AA: or shift the background to #858585 (4.68:1)
  • AAA: or shift the background to #a6a6a6 (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 #3a0803 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

#3a0803 reads as warm, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #3a0803
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 #3a0803 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/3a0803-c4a49c-62cba1-2d261f-f1e9ec?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