Color

#b2103e

#b2103e
hex#b2103e
rgbrgb(178, 16, 62)
hslhsl(343, 84%, 38%)
oklchoklch(0.491 0.189 14.4)
Closest name: Fancy Red Wine (#b40441)Relative luminance 0.1018

Tints & shades

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

Harmonies

Complementary

Open in tool →

#10b284

#b2108f · #b23310

#3eb210 · #103eb2

Split-complementary

Open in tool →

#10b233 · #108fb2

#8fb210 · #10b284 · #3310b2

Contrast

#b2103e as textRatioAAAA largeAAAFix
Aaon white
6.92:1passpassfail
  • AAA: use #ae0f3c as the text (7.16:1)
Aaon black
3.04:1failpassfail
  • AA: use #e6144f as the text (4.58:1)
  • AAA: use #f26990 as the text (7.2:1)
  • AA: or shift the background to #d1d1d1 (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b2103e 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

#b2103e reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #b2103e
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 #b2103e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/b2103e-c49ca3-62cb7b-2d211f-f1e9ef?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