# #a21584

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

## Values

- Hex: `#a21584`
- RGB: rgb(162, 21, 132)
- HSL: hsl(313, 77%, 36%)
- OKLCH: oklch(0.489 0.201 339.3)
- Relative luminance: 0.0988
- Nearest named color: Katy Berry (#aa0077, Δ 2.711) — https://brandsweets.com/colors/katy-berry
- Moods: warm, vivid, playful, bold
- Page: https://brandsweets.com/colors/a21584

## Tints & shades

- Tints (toward white): #be199a, #d91cb0, #e534be, #e84fc7, #ec6ad0, #ef85d8, #f3a0e1, #f7c0eb, #fadbf4, #fef6fc
- Shades (toward black): #951379, #87126e, #750f5f, #680d54, #5a0c49, #4d0a3e, #3f0833, #2d0625, #20041a, #12020f

## Harmonies

- Complementary: #15a234
- Analogous: #7a15a2, #a2153d
- Triadic: #84a215, #1584a2
- Split-complementary: #3da215, #15a27a
- Tetradic: #a27a15, #15a234, #153da2

## Colors that go with #a21584

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

- **Denim** #1560bd [pool] — Designers have shipped Denim with #a21584: 5 real palettes, including Peacock and Hasbro's brand system, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Chase (https://brandsweets.com/colors/brands/chase-com), Slack (https://brandsweets.com/colors/brands/slack-com). — https://brandsweets.com/colors/denim
- **Sea Green** #2e8b57 [harmony: complementary] — Sea Green sits directly opposite #a21584 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/seagreen
- **Charcoal** #36454f [role, pool] — Charcoal is the body-text near-black for #a21584: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [harmony, pool: analogous] — Crimson is #a21584's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Lenovo (https://brandsweets.com/colors/brands/lenovo-com), The Ordinary (https://brandsweets.com/colors/brands/theordinary-com). — https://brandsweets.com/colors/crimson
- **Teal** #008080 [harmony: split] — Teal is a split-complement of #a21584: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/teal
- **Olive Drab** #6b8e23 [harmony: split] — Olive Drab is a split-complement of #a21584: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olivedrab
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #a21584 in two real palettes: Wayfair's brand system and Chase's brand system, as the supporting colour. Seen in: Wayfair (https://brandsweets.com/colors/brands/wayfair-com), Chase (https://brandsweets.com/colors/brands/chase-com). — https://brandsweets.com/colors/royalblue
- **Olive Green** #808000 [harmony: triadic] — Olive Green completes a triad with #a21584 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. — https://brandsweets.com/colors/olive

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

- On white (#ffffff): 7.05:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 2.98:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #d41cac (4.56:1); AA: background → #cfcfcf (4.53:1); AAA: text → #ea61cd (7.09:1); AAA: background → #ffffff (7.05:1)

## Brands using this color

- **Rippling** — secondary #9f1e7a (Δ 1.961) — https://brandsweets.com/colors/brands/rippling-com

## 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/a21584-c19fb5-7ecb62-2d1f24-efe9f1?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: "#a21584" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.