# #a3333f

A color — warm. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#a3333f`
- RGB: rgb(163, 51, 63)
- HSL: hsl(354, 52%, 42%)
- OKLCH: oklch(0.49 0.147 18.4)
- Relative luminance: 0.1051
- Nearest named color: brown (#a52a2a, Δ 2.498) — https://brandsweets.com/colors/brown
- Moods: warm
- Page: https://brandsweets.com/colors/a3333f

## Tints & shades

- Tints (toward white): #ba3b47, #c54955, #cd606b, #d3737d, #da8b93, #e2a2a8, #e8b5ba, #efcdd0, #f5e0e2, #fdf7f8
- Shades (toward black): #932f39, #842a33, #78262e, #692128, #591c22, #4a171c, #3a1216, #2f0f12, #1f0a0c, #100506

## Harmonies

- Complementary: #33a398
- Analogous: #a33376, #a36033
- Triadic: #3fa333, #333fa3
- Split-complementary: #33a360, #3376a3
- Tetradic: #76a333, #33a398, #6033a3

## Colors that go with #a3333f

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

- **Royal Blue** #4169e1 [harmony, pool: triadic] — Royal Blue completes a triad with #a3333f — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Bose (https://brandsweets.com/colors/brands/bose-com), Chase (https://brandsweets.com/colors/brands/chase-com), Coinbase (https://brandsweets.com/colors/brands/coinbase), Behance (https://brandsweets.com/colors/brands/behance-net). — https://brandsweets.com/colors/royalblue
- **Teal** #008080 [harmony, pool: complementary] — Teal sits directly opposite #a3333f 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), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre), Redfin (https://brandsweets.com/colors/brands/redfin-com). — https://brandsweets.com/colors/teal
- **Amber** #ffbf00 [pool] — Amber is paired with #a3333f in 4 real palettes, including Ember and Maple, as the accent. Seen in: Ember (https://brandsweets.com/palettes/bold#ember), Maple (https://brandsweets.com/palettes/warm#maple), Trailhead (https://brandsweets.com/palettes/warm#trailhead), McDonald's (https://brandsweets.com/colors/brands/mcdonalds-com). — https://brandsweets.com/colors/amber
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Woodsmoke and BrandSweets's brand system put Champagne beside #a3333f, as the text colour against it. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Bramble (https://brandsweets.com/palettes/muted#bramble). — https://brandsweets.com/colors/champagne
- **Crimson** #dc143c [pool] — Crimson is paired with #a3333f in 8 real palettes, including Wendy's's brand system and State Farm's brand system, as the lead colour. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com), Vodafone (https://brandsweets.com/colors/brands/vodafone-com). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #a3333f in 5 real palettes, including Olive Grove and Cider, as the lead colour. Seen in: Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Cider (https://brandsweets.com/palettes/warm#cider), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Magazine Ochre (https://brandsweets.com/palettes/editorial#magazine-ochre). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a3333f: 10 real palettes, including State Farm's brand system and Campbell's's brand system, as the accent. Seen in: State Farm (https://brandsweets.com/colors/brands/statefarm-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com), Chase (https://brandsweets.com/colors/brands/chase-com), Nissan (https://brandsweets.com/colors/brands/nissanusa-com). — https://brandsweets.com/colors/denim
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #a3333f: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: IHG (https://brandsweets.com/colors/brands/ihg-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 6.77:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #9f323d (7.01:1)
- On black (#000000): 3.1:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #c74d59 (4.63:1); AA: background → #d4d4d4 (4.57:1); AAA: text → #d77f88 (7.28:1)

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a3333f-c49d9c-62cb8e-2d241f-f1e9ee?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: "#a3333f" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.