# #a540b5

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

## Values

- Hex: `#a540b5`
- RGB: rgb(165, 64, 181)
- HSL: hsl(292, 48%, 48%)
- OKLCH: oklch(0.556 0.194 321.9)
- Relative luminance: 0.15
- Nearest named color: Fuchsia Pheromone (#9f4cb7, Δ 2.344) — https://brandsweets.com/colors/fuchsia-pheromone
- Moods: cool, modern
- Page: https://brandsweets.com/colors/a540b5

## Tints & shades

- Tints (toward white): #b14ec1, #ba60c7, #c273ce, #ca86d5, #d299db, #dbace2, #e3bfe8, #ebd2ef, #f3e5f6, #fcf7fc
- Shades (toward black): #983aa6, #863493, #792e84, #672871, #5a2262, #4c1d53, #3b1740, #2d1131, #1c0b1e, #0e050f

## Harmonies

- Complementary: #4fb540
- Analogous: #6b40b5, #b5408a
- Triadic: #b5a540, #40b5a5
- Split-complementary: #8ab540, #40b56b
- Tetradic: #b56b40, #4fb540, #408ab5

## Colors that go with #a540b5

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

- **Forest Green** #228b22 [harmony: complementary] — Forest Green sits directly opposite #a540b5 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/forestgreen
- **Teal** #008080 [harmony, pool: split] — Teal is a split-complement of #a540b5: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/teal
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #a540b5: 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 #a540b5: 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
- **Taupe** #483c32 [pool] — Taupe is paired with #a540b5 in 3 real palettes, including Superhuman's brand system and Obsidian's brand system, as the lead colour. Seen in: Superhuman (https://brandsweets.com/colors/brands/superhuman-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Loom (https://brandsweets.com/colors/brands/loom-com). — https://brandsweets.com/colors/taupe
- **Olive Green** #808000 [harmony: split] — Olive Green is a split-complement of #a540b5: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. — https://brandsweets.com/colors/olive
- **Crimson** #dc143c [pool] — Crimson is paired with #a540b5 in two real palettes: Gemstone and The Ordinary's brand system, as the accent. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), The Ordinary (https://brandsweets.com/colors/brands/theordinary-com). — https://brandsweets.com/colors/crimson
- **Orange** #ffa500 [pool] — Two real palettes: Rippling's brand system and Sunset Boulevard put Orange beside #a540b5, as the lead colour. Seen in: Rippling (https://brandsweets.com/colors/brands/rippling-com), Sunset Boulevard (https://brandsweets.com/palettes/warm#sunset-boulevard). — https://brandsweets.com/colors/orange

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

- On white (#ffffff): 5.25:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #863493 (7.18:1)
- On black (#000000): 4:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #b04abf (4.58:1); AA: background → #f0f0f0 (4.61:1); AAA: text → #c57bd1 (7.13:1)

## 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/a540b5-c09fc1-a3cb62-2d1f29-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: "#a540b5" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.