# #a21135

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

## Values

- Hex: `#a21135`
- RGB: rgb(162, 17, 53)
- HSL: hsl(345, 81%, 35%)
- OKLCH: oklch(0.459 0.174 15.9)
- Relative luminance: 0.0834
- Nearest named color: Cranberry (#9e003a, Δ 1.909) — https://brandsweets.com/colors/cranberry
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/a21135

## Tints & shades

- Tints (toward white): #bd143e, #de1749, #e92b5a, #ec4670, #ef6789, #f2829e, #f59eb4, #f8bac9, #fbdae2, #fef6f8
- Shades (toward black): #941031, #860e2c, #780d27, #6a0b23, #5c0a1e, #4a0818, #3c0614, #2e050f, #20030b, #120206

## Harmonies

- Complementary: #11a27d
- Analogous: #a2117d, #a23511
- Triadic: #35a211, #1135a2
- Split-complementary: #11a235, #117da2
- Tetradic: #7da211, #11a27d, #3511a2

## Colors that go with #a21135

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 #a21135 — 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 #a21135 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
- **Champagne** #f7e7ce [pool] — 4 real palettes, including Woodsmoke and Bramble put Champagne beside #a21135, as the text colour against it. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Bramble (https://brandsweets.com/palettes/muted#bramble), Darkroom (https://brandsweets.com/palettes/muted#darkroom), BrandSweets (https://brandsweets.com/colors/brands/brandsweets). — https://brandsweets.com/colors/champagne
- **Crimson** #dc143c [pool] — Crimson is paired with #a21135 in 6 real palettes, including State Farm's brand system and Wendy's's brand system, as the lead colour. Seen in: State Farm (https://brandsweets.com/colors/brands/statefarm-com), Wendy's (https://brandsweets.com/colors/brands/wendys-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com), Vodafone (https://brandsweets.com/colors/brands/vodafone-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a21135: 6 real palettes, including State Farm's brand system and Nissan's brand system, as the accent. Seen in: State Farm (https://brandsweets.com/colors/brands/statefarm-com), Nissan (https://brandsweets.com/colors/brands/nissanusa-com), Campbell's (https://brandsweets.com/colors/brands/campbells-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/denim
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #a21135 in 4 real palettes, including Fireside and Candlelight, as the accent. Seen in: Fireside (https://brandsweets.com/palettes/dark#fireside), Candlelight (https://brandsweets.com/palettes/warm#candlelight), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Harvest (https://brandsweets.com/palettes/warm#harvest). — https://brandsweets.com/colors/goldenrod
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #a21135 in 4 real palettes, including Fireside and Bookshop, as the supporting colour. Seen in: Fireside (https://brandsweets.com/palettes/dark#fireside), Bookshop (https://brandsweets.com/palettes/editorial#bookshop), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Trailhead (https://brandsweets.com/palettes/warm#trailhead). — https://brandsweets.com/colors/hunter-green
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #a21135: 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). — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 7.87:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.67:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #e7184c (4.63:1); AA: background → #c4c4c4 (4.51:1); AAA: text → #ef6b8c (7.15:1); AAA: background → #f2f2f2 (7.03:1)

## Curated palettes containing it

- **Velvet** (luxury, dark, bold) — #9f1239, #6b2a47, #e5b769, #120a10, #f5e9ee — Burgundy and plum on near-black with a brass accent — theatre, wine, and anything that wants to feel after-dark. — tool: https://brandsweets.com/palettes/new/9f1239-6b2a47-e5b769-120a10-f5e9ee — collection: https://brandsweets.com/palettes/luxury
- **Garnet** (jewel-tones, warm, dark, bold) — #9b1c31, #c2410c, #facc15, #1a0b0f, #fbeaea — Garnet, carnelian and citrine on a wine-black — the warm jewel set for spirits, theatre and jewellery itself. — tool: https://brandsweets.com/palettes/new/9b1c31-c2410c-facc15-1a0b0f-fbeaea — collection: https://brandsweets.com/palettes/jewel-tones

## 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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a21135-c49ca1-62cb7e-2d221f-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: "#a21135" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.