# #a451a9

A color — cool, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#a451a9`
- RGB: rgb(164, 81, 169)
- HSL: hsl(297, 35%, 49%)
- OKLCH: oklch(0.57 0.157 325.2)
- Relative luminance: 0.1664
- Nearest named color: Fuchsia Pheromone (#9f4cb7, Δ 2.867) — https://brandsweets.com/colors/fuchsia-pheromone
- Moods: cool, modern
- Page: https://brandsweets.com/colors/a451a9

## Tints & shades

- Tints (toward white): #af61b3, #b772bb, #c083c3, #c994cc, #d2a5d4, #d9b3db, #e1c4e3, #ead6eb, #f3e7f3, #fcf8fc
- Shades (toward black): #974b9b, #86428a, #793c7c, #68336b, #5b2d5d, #4a244c, #3c1e3e, #2c162d, #1e0f1f, #0d070e

## Harmonies

- Complementary: #56a951
- Analogous: #7951a9, #a95181
- Triadic: #a9a451, #51a9a4
- Split-complementary: #81a951, #51a979
- Tetradic: #a97951, #56a951, #5181a9

## Colors that go with #a451a9

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

- **Sea Green** #2e8b57 [harmony, pool: complementary] — Sea Green sits directly opposite #a451a9 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Next.js (https://brandsweets.com/colors/brands/nextjs-org). — https://brandsweets.com/colors/seagreen
- **Dark Cyan** #008b8b [harmony, pool: split] — Dark Cyan is a split-complement of #a451a9: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/darkcyan
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #a451a9: softer than #000 and cool enough to feel like part of the same palette. Seen in: Hasbro (https://brandsweets.com/colors/brands/hasbro-com). — https://brandsweets.com/colors/charcoal
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a451a9: 3 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), Linkedin (https://brandsweets.com/colors/brands/linkedin-com). — https://brandsweets.com/colors/denim
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #a451a9: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Orange** #ffa500 [pool] — Two real palettes: Sunset Boulevard and Rippling's brand system put Orange beside #a451a9, as the supporting colour. Seen in: Sunset Boulevard (https://brandsweets.com/palettes/warm#sunset-boulevard), Rippling (https://brandsweets.com/colors/brands/rippling-com). — https://brandsweets.com/colors/orange
- **Tomato** #ff6347 [pool] — Two real palettes: Sunset Boulevard and GitLab's brand system put Tomato beside #a451a9, as the lead colour. Seen in: Sunset Boulevard (https://brandsweets.com/palettes/warm#sunset-boulevard), GitLab (https://brandsweets.com/colors/brands/gitlab). — https://brandsweets.com/colors/tomato
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #a451a9 in Klarna US's brand system, as the accent. Seen in: Klarna US (https://brandsweets.com/colors/brands/klarna-com). — https://brandsweets.com/colors/blueviolet

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

- On white (#ffffff): 4.85:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #7f3f83 (7.14:1)
- On black (#000000): 4.33:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #a956ae (4.63:1); AA: background → #f7f7f7 (4.53:1); AAA: text → #be80c2 (7.06:1)

## Fonts for this mood

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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a451a9-c19fbe-9acb62-2d1f28-ede9f1?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: "#a451a9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.