# #a583c3

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

## Values

- Hex: `#a583c3`
- RGB: rgb(165, 131, 195)
- HSL: hsl(272, 35%, 64%)
- OKLCH: oklch(0.666 0.1 308.2)
- Relative luminance: 0.2817
- Nearest named color: Petrified Purple (#9c87c1, Δ 1.738) — https://brandsweets.com/colors/petrified-purple
- Moods: cool, modern
- Page: https://brandsweets.com/colors/a583c3

## Tints & shades

- Tints (toward white): #ad8dc8, #b79bcf, #bea5d4, #c8b3db, #d0bee0, #d7c8e4, #e1d6eb, #e9e0f0, #f3eef7, #faf8fc
- Shades (toward black): #966eb9, #875aaf, #784c9e, #68428a, #593875, #492e60, #39244c, #2a1b37, #1a1122, #0a070e

## Harmonies

- Complementary: #a1c383
- Analogous: #8583c3, #c383c1
- Triadic: #c3a583, #83c3a5
- Split-complementary: #c1c383, #83c385
- Tetradic: #c38583, #a1c383, #83c1c3

## Colors that go with #a583c3

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 #a583c3: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com), 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). — https://brandsweets.com/colors/charcoal
- **Medium Sea Green** #3cb371 [harmony, pool: complementary] — Medium Sea Green sits directly opposite #a583c3 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
- **Powder Blue** #b0e0e6 [pool] — Designers have shipped Powder Blue with #a583c3: 4 real palettes, including First Snow and Ink Wash, as the accent. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Ink Wash (https://brandsweets.com/palettes/dark#ink-wash), 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 #a583c3 in 7 real palettes, including Dusk and Obsidian's brand system, as the text colour against it. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Retool (https://brandsweets.com/colors/brands/retool-com), Typewriter (https://brandsweets.com/palettes/editorial#typewriter). — https://brandsweets.com/colors/taupe
- **Amber** #ffbf00 [pool] — Amber is paired with #a583c3 in 3 real palettes, including Blueprint and Ahrefs's brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 3 real palettes, including Canva's brand system and Spotify's brand system put Blue beside #a583c3, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify), Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com). — https://brandsweets.com/colors/blue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a583c3: 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 #a583c3 in 3 real palettes, including Ledger Dark and Obsidian's brand system, as the accent. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Supabase (https://brandsweets.com/colors/brands/supabase). — https://brandsweets.com/colors/emerald-green

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

- On white (#ffffff): 3.17:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #8f64b4 (4.52:1); AA: background → #292929 (4.6:1); AAA: text → #6e4691 (7.12:1)
- On black (#000000): 6.63:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #aa8ac7 (7.17:1)

## 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/a583c3-b69cc4-c5cb62-2d1f2d-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: "#a583c3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.