Color

#451c2b

#451c2b
hex#451c2b
rgbrgb(69, 28, 43)
hslhsl(338, 42%, 19%)
oklchoklch(0.292 0.066 358.9)
Closest name: Blackberry (#43182f)Relative luminance 0.0227

Tints & shades

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

Harmonies

Complementary

Open in tool →

#1c4536

#451c3f · #45221c

#2b451c · #1c2b45

Split-complementary

Open in tool →

#1c4522 · #1c3f45

#3f451c · #1c4536 · #221c45

Contrast

#451c2b as textRatioAAAA largeAAAFix
Aaon white
14.44:1passpasspassPasses AAA — no fix needed.
Aaon black
1.45:1failfailfail
  • AA: use #b9557a as the text (4.64:1)
  • AAA: use #cb809c as the text (7.11:1)
  • AA: or shift the background to #919191 (4.58:1)
  • AAA: or shift the background to #b5b5b5 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #451c2b as the background.

Brands using this color

Fonts for this mood

#451c2b reads as warm, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #451c2b
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 #451c2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/451c2b-c49ca6-62cb72-2d201f-f1e9f0?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