# #a581ea

A color — cool, vivid, light, technical, modern, clean. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#a581ea`
- RGB: rgb(165, 129, 234)
- HSL: hsl(261, 71%, 71%)
- OKLCH: oklch(0.681 0.153 298)
- Relative luminance: 0.2964
- Nearest named color: Perrywinkle (#8f8ce7, Δ 4.11) — https://brandsweets.com/colors/perrywinkle
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/a581ea

## Tints & shades

- Tints (toward white): #af8eec, #b596ed, #bea3ef, #c7b1f2, #d1bef4, #d7c6f5, #e0d3f8, #e9e0fa, #f0e9fb, #f9f6fe
- Shades (toward black): #9062e4, #7d48e0, #6729db, #5821c0, #4c1ca6, #3e1787, #301269, #220d4a, #160830, #080311

## Harmonies

- Complementary: #c5ea81
- Analogous: #8190ea, #da81ea
- Triadic: #eaa581, #81eaa5
- Split-complementary: #eada81, #90ea81
- Tetradic: #ea8190, #c5ea81, #81eada

## Colors that go with #a581ea

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

- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #a581ea in 4 real palettes, including Loom's brand system and Roblox's brand system, as the lead colour. Seen in: Loom (https://brandsweets.com/colors/brands/loom-com), Roblox (https://brandsweets.com/colors/brands/roblox-com), Sephora (https://brandsweets.com/colors/brands/sephora-com), Webflow (https://brandsweets.com/colors/brands/webflow-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #a581ea in 5 real palettes, including Obsidian's brand system and Loom's brand system, as the text colour against it. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Loom (https://brandsweets.com/colors/brands/loom-com), Zed (https://brandsweets.com/colors/brands/zed-dev), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/taupe
- **Medium Sea Green** #3cb371 [harmony, pool: split] — Medium Sea Green is a split-complement of #a581ea: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/mediumseagreen
- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #a581ea 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/olivedrab
- **Amber** #ffbf00 [pool] — Amber is paired with #a581ea in 3 real palettes, including Mastodon hosted on mastodon.social's brand system and Blueprint, as the accent. Seen in: Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 3 real palettes, including Canva's brand system and Spotify's brand system put Blue beside #a581ea, 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
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #a581ea: softer than #000 and cool enough to feel like part of the same palette. Seen in: Auth0 (https://brandsweets.com/colors/brands/auth0-com), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/charcoal
- **Midnight Blue** #191970 [pool] — 3 real palettes, including Lavender Haze and Blue Mono put Midnight Blue beside #a581ea, as that palette's text colour. Seen in: Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 3.03:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #8959e3 (4.56:1); AA: background → #2b2b2b (4.67:1); AAA: text → #6729db (7.2:1)
- On black (#000000): 6.93:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #a885ea (7.21:1)

## Fonts for this mood

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

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/a581ea-af9cc4-dfcb4e-2a1f2d-e9eaf1?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: "#a581ea" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.