# #a18bb1

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

## Values

- Hex: `#a18bb1`
- RGB: rgb(161, 139, 177)
- HSL: hsl(275, 20%, 62%)
- OKLCH: oklch(0.67 0.06 310.8)
- Relative luminance: 0.2922
- Nearest named color: Wizard’s Brew (#a090b8, Δ 1.426) — https://brandsweets.com/colors/wizards-brew
- Moods: cool, muted
- Page: https://brandsweets.com/colors/a18bb1

## Tints & shades

- Tints (toward white): #ab97ba, #b3a0c0, #bcacc8, #c4b6ce, #cec2d6, #d8cede, #dfd7e4, #e9e3ed, #f0edf3, #faf9fb
- Shades (toward black): #9378a5, #846699, #775c8a, #675077, #574365, #473753, #372b40, #2a2131, #1a141f, #0b080c

## Harmonies

- Complementary: #9bb18b
- Analogous: #8e8bb1, #b18bae
- Triadic: #b1a18b, #8bb1a1
- Split-complementary: #aeb18b, #8bb18e
- Tetradic: #b18e8b, #9bb18b, #8baeb1

## Colors that go with #a18bb1

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

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #a18bb1: softer than #000 and cool enough to feel like part of the same palette. Seen in: Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com), PlayStation® Official Site: Consoles, Games, Accessories & MoreSony Interactive Entertainment (https://brandsweets.com/colors/brands/playstation-com). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony, pool: complementary] — Medium Sea Green sits directly opposite #a18bb1 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/mediumseagreen
- **Copper** #b87333 [pool] — Designers have shipped Copper with #a18bb1: 5 real palettes, including Dusk and Atelier, as the accent. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Atelier (https://brandsweets.com/palettes/elegant#atelier), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/copper
- **Peru** #cd853f [harmony, pool: triadic] — Peru completes a triad with #a18bb1 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Kiln (https://brandsweets.com/palettes/dark#kiln), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/peru
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #a18bb1: 4 real palettes, including Ink Wash and First Snow, as the lead colour. Seen in: Ink Wash (https://brandsweets.com/palettes/dark#ink-wash), First Snow (https://brandsweets.com/palettes/cool#first-snow), Crypto.com (https://brandsweets.com/colors/brands/crypto-com), Stone (https://brandsweets.com/palettes/neutral#stone). — https://brandsweets.com/colors/powderblue
- **Taupe** #483c32 [pool] — Taupe is paired with #a18bb1 in 20 real palettes, including Dusk and Stone, as the text colour against it. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Stone (https://brandsweets.com/palettes/neutral#stone), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Typewriter (https://brandsweets.com/palettes/editorial#typewriter). — https://brandsweets.com/colors/taupe
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a18bb1: 3 real palettes, including Dusk and Open House, as the lead colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com). — https://brandsweets.com/colors/denim
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #a18bb1 in 3 real palettes, including Ledger Dark and Scale AI's brand system, as the accent. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Scale AI (https://brandsweets.com/colors/brands/scale-com), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/emerald-green

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

- On white (#ffffff): 3.07:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #86699b (4.66:1); AA: background → #2b2b2b (4.61:1); AAA: text → #675077 (7.02:1)
- On black (#000000): 6.84:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #a48eb4 (7.11:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a18bb1-b89cc4-c0cb62-2d1f2d-eae9f1?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: "#a18bb1" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.