Color

#b03032

#b03032
hex#b03032
rgbrgb(176, 48, 50)
hslhsl(359, 57%, 44%)
oklchoklch(0.507 0.165 24.5)
Closest name: firebrick (#b22222)Relative luminance 0.1157

Tints & shades

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

Harmonies

Complementary

Open in tool →

#30b0ae

#b03072 · #b06e30

#32b030 · #3032b0

Split-complementary

Open in tool →

#30b06e · #3072b0

#72b030 · #30b0ae · #6e30b0

Contrast

#b03032 as textRatioAAAA largeAAAFix
Aaon white
6.34:1passpassfail
  • AAA: use #a42d2f as the text (7.01:1)
Aaon black
3.31:1failpassfail
  • AA: use #cd4749 as the text (4.59:1)
  • AAA: use #db7b7c as the text (7.14:1)
  • AA: or shift the background to #dbdbdb (4.58:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b03032 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#b03032 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b03032
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 #b03032 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b03032-c4a09c-62cb96-2d251f-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