# #730d21

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

## Values

- Hex: `#730d21`
- RGB: rgb(115, 13, 33)
- HSL: hsl(348, 80%, 25%)
- OKLCH: oklch(0.36 0.133 17.9)
- Relative luminance: 0.0404
- Nearest named color: Evil Forces (#770022, Δ 1.234) — https://brandsweets.com/colors/evil-forces
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/730d21

## Tints & shades

- Tints (toward white): #93102a, #b81435, #d8183e, #e82c51, #ec5170, #ef718a, #f391a4, #f6b1bf, #fad6dd, #fef6f7
- Shades (toward black): #6a0c1e, #600b1c, #570a19, #4e0917, #450814, #370610, #2e050d, #25040b, #1c0308, #120205

## Harmonies

- Complementary: #0d735e
- Analogous: #730d54, #732b0d
- Triadic: #21730d, #0d2173
- Split-complementary: #0d732b, #0d5473
- Tetradic: #54730d, #0d735e, #2b0d73

## Colors that go with #730d21

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 #730d21 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 #730d21 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 #730d21: 4 real palettes, including Heinz's brand system and Hinge's brand system, as the accent. Seen in: Heinz (https://brandsweets.com/colors/brands/heinz-com), Hinge (https://brandsweets.com/colors/brands/hinge-co), Box (https://brandsweets.com/colors/brands/box-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com). — https://brandsweets.com/colors/denim
- **Taupe** #483c32 [pool] — Taupe is paired with #730d21 in 4 real palettes, including Bookshop and Superhuman's brand system, as that palette's text colour. Seen in: Bookshop (https://brandsweets.com/palettes/editorial#bookshop), Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Cider (https://brandsweets.com/palettes/warm#cider), Trader Joe's (https://brandsweets.com/colors/brands/traderjoes-com). — https://brandsweets.com/colors/taupe
- **Sea Green** #2e8b57 [harmony: split] — Sea Green is a split-complement of #730d21: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/seagreen
- **Steel Blue** #4682b4 [harmony: split] — Steel Blue is a split-complement of #730d21: 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 #730d21: 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 #730d21: 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

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

- On white (#ffffff): 11.61:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.81:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #e61942 (4.58:1); AA: background → #a3a3a3 (4.6:1); AAA: text → #ef6c86 (7.16:1); AAA: background → #c9c9c9 (7.01:1)

## 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/730d21-c49c9f-62cb83-2d231f-f1e9ef?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: "#730d21" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.