# #a21057

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

## Values

- Hex: `#a21057`
- RGB: rgb(162, 16, 87)
- HSL: hsl(331, 82%, 35%)
- OKLCH: oklch(0.468 0.181 359.4)
- Relative luminance: 0.0874
- Nearest named color: Berry (#990f4b, Δ 2.587) — https://brandsweets.com/colors/berry
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/a21057

## Tints & shades

- Tints (toward white): #be1366, #df1677, #ea2a86, #ed4596, #f066a9, #f382b8, #f59ec8, #f8b9d8, #fbdaea, #fef6fa
- Shades (toward black): #950f4f, #870d48, #790c40, #6b0b39, #5d0932, #4a0728, #3c0620, #2e0519, #200311, #13020a

## Harmonies

- Complementary: #10a25c
- Analogous: #a210a0, #a21310
- Triadic: #57a210, #1057a2
- Split-complementary: #10a213, #10a0a2
- Tetradic: #a0a210, #10a25c, #1310a2

## Colors that go with #a21057

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

- **Crimson** #dc143c [harmony, pool: analogous] — Crimson is #a21057's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), Nintendo (https://brandsweets.com/colors/brands/nintendo-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Lenovo (https://brandsweets.com/colors/brands/lenovo-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a21057: 6 real palettes, including Chase's brand system and Ulta Beauty's brand system, as the lead colour. Seen in: Chase (https://brandsweets.com/colors/brands/chase-com), Ulta Beauty (https://brandsweets.com/colors/brands/ulta-com), Nissan (https://brandsweets.com/colors/brands/nissanusa-com), State Farm (https://brandsweets.com/colors/brands/statefarm-com). — https://brandsweets.com/colors/denim
- **Taupe** #483c32 [pool] — Taupe is paired with #a21057 in 12 real palettes, including Tommy Hilfiger's brand system and Chipotle's brand system, as the lead colour. Seen in: Tommy Hilfiger (https://brandsweets.com/colors/brands/tommy-com), Chipotle (https://brandsweets.com/colors/brands/chipotle-com), Trader Joe's (https://brandsweets.com/colors/brands/traderjoes-com), Typewriter (https://brandsweets.com/palettes/editorial#typewriter). — https://brandsweets.com/colors/taupe
- **Teal** #008080 [harmony: complementary] — Teal sits directly opposite #a21057 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/teal
- **Sea Green** #2e8b57 [harmony, pool: split] — Sea Green is a split-complement of #a21057: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/seagreen
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #a21057 in 3 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). — https://brandsweets.com/colors/goldenrod
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #a21057 in 3 real palettes, including Chase's brand system and Bose's brand system, as the supporting colour. Seen in: Chase (https://brandsweets.com/colors/brands/chase-com), Bose (https://brandsweets.com/colors/brands/bose-com), Coinbase (https://brandsweets.com/colors/brands/coinbase). — https://brandsweets.com/colors/royalblue
- **Charcoal** #36454f [role] — Charcoal is the body-text near-black for #a21057: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. — https://brandsweets.com/colors/charcoal

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

- On white (#ffffff): 7.64:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.75:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #df1677 (4.52:1); AA: background → #c7c7c7 (4.52:1); AAA: text → #f066a9 (7.18:1); AAA: background → #f5f5f5 (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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a21057-c49cab-62cb66-2d1f20-f1e9f1?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: "#a21057" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.