# #a557bc

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

## Values

- Hex: `#a557bc`
- RGB: rgb(165, 87, 188)
- HSL: hsl(286, 43%, 54%)
- OKLCH: oklch(0.589 0.167 318.1)
- Relative luminance: 0.1845
- Nearest named color: Fuchsia Pheromone (#9f4cb7, Δ 2.698) — https://brandsweets.com/colors/fuchsia-pheromone
- Moods: cool, modern
- Page: https://brandsweets.com/colors/a557bc

## Tints & shades

- Tints (toward white): #ac66c2, #b678c9, #be87cf, #c899d6, #d0a7dc, #d8b6e2, #e2c8e9, #e9d7ef, #f3e9f6, #fbf8fc
- Shades (toward black): #9a47b3, #8a40a0, #7a398e, #6b317c, #5b2a6a, #4b2358, #3c1c45, #2c1433, #1c0d21, #0d060f

## Harmonies

- Complementary: #6fbc57
- Analogous: #7257bc, #bc57a1
- Triadic: #bca557, #57bca5
- Split-complementary: #a1bc57, #57bc72
- Tetradic: #bc7257, #6fbc57, #57a1bc

## Colors that go with #a557bc

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 #a557bc 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 #a557bc: 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 #a557bc: 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 #a557bc: 3 real palettes, including Linkedin's brand system and Hasbro's brand system, as the lead colour. Seen in: Linkedin (https://brandsweets.com/colors/brands/linkedin-com), Hasbro (https://brandsweets.com/colors/brands/hasbro-com), Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/denim
- **Taupe** #483c32 [pool] — Taupe is paired with #a557bc in 3 real palettes, including Loom's brand system and Obsidian's brand system, as that palette's text colour. Seen in: Loom (https://brandsweets.com/colors/brands/loom-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Superhuman (https://brandsweets.com/colors/brands/superhuman-com). — https://brandsweets.com/colors/taupe
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #a557bc: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #a557bc in two real palettes: Klarna US's brand system and ClickUp's brand system, as the accent. Seen in: Klarna US (https://brandsweets.com/colors/brands/klarna-com), ClickUp (https://brandsweets.com/colors/brands/clickup-com). — https://brandsweets.com/colors/blueviolet
- **Midnight Blue** #191970 [pool] — Two real palettes: Lavender Haze and Marvel's brand system put Midnight Blue beside #a557bc, as that palette's text colour. Seen in: Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Marvel (https://brandsweets.com/colors/brands/marvel-com). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 4.48:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #a354bb (4.62:1); AA: background → #050505 (4.55:1); AAA: text → #7d3a92 (7.26:1)
- On black (#000000): 4.69:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #bc83ce (7.28:1)

## 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/a557bc-bd9fc1-adcb62-2d1f2a-ece9f1?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: "#a557bc" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.