# #730d10

A color — warm, vivid, dark, playful, bold, luxury. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#730d10`
- RGB: rgb(115, 13, 16)
- HSL: hsl(358, 80%, 25%)
- OKLCH: oklch(0.357 0.135 26.4)
- Relative luminance: 0.0397
- Nearest named color: Blood Brother (#770011, Δ 1.225) — https://brandsweets.com/colors/blood-brother
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/730d10

## Tints & shades

- Tints (toward white): #931015, #b8141a, #d8181e, #e82c32, #ec5156, #ef7175, #f39194, #f6b1b3, #fad6d7, #fef6f6
- Shades (toward black): #6a0c0f, #600b0e, #570a0c, #4e090b, #45080a, #370608, #2e0506, #250405, #1c0304, #120203

## Harmonies

- Complementary: #0d736f
- Analogous: #730d43, #733c0d
- Triadic: #10730d, #0d1073
- Split-complementary: #0d733c, #0d4373
- Tetradic: #43730d, #0d736f, #3c0d73

## Colors that go with #730d10

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #730d10 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Saffron (https://brandsweets.com/palettes/warm#saffron). — https://brandsweets.com/colors/teal
- **Crimson** #dc143c [pool] — Crimson is paired with #730d10 in 4 real palettes, including M&M's's brand system and Burger King's brand system, as the supporting colour. Seen in: M&M's (https://brandsweets.com/colors/brands/mms-com), Burger King (https://brandsweets.com/colors/brands/bk-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Tim Hortons (https://brandsweets.com/colors/brands/timhortons-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #730d10: 4 real palettes, including Heinz's brand system and Box's brand system, as the accent. Seen in: Heinz (https://brandsweets.com/colors/brands/heinz-com), Box (https://brandsweets.com/colors/brands/box-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/denim
- **Taupe** #483c32 [pool] — Taupe is paired with #730d10 in 4 real palettes, including Bookshop and Cider, as that palette's text colour. Seen in: Bookshop (https://brandsweets.com/palettes/editorial#bookshop), Cider (https://brandsweets.com/palettes/warm#cider), Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Trader Joe's (https://brandsweets.com/colors/brands/traderjoes-com). — https://brandsweets.com/colors/taupe
- **Steel Blue** #4682b4 [harmony: split] — Steel Blue is a split-complement of #730d10: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/steelblue
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #730d10: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Hinge (https://brandsweets.com/colors/brands/hinge-co). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [pool] — Designers have shipped Copper with #730d10: two real palettes: Bramble and Chipotle's brand system, as the supporting colour. Seen in: Bramble (https://brandsweets.com/palettes/muted#bramble), Chipotle (https://brandsweets.com/colors/brands/chipotle-com). — https://brandsweets.com/colors/copper
- **Cream** #fffdd0 [role] — Cream is the surface #730d10 wants: a warm off-white that shares its undertone, so #730d10 reads softer on it than on pure white. — https://brandsweets.com/colors/cream

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 11.71:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.79:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #e61920 (4.52:1); AA: background → #a1a1a1 (4.53:1); AAA: text → #ef6c70 (7.05:1); AAA: background → #c9c9c9 (7.07:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold
- luxury: https://brandsweets.com/fonts/mood/luxury

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/730d10-c49f9c-62cb95-2d251f-f1e9ed?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#730d10" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.