# #a173dd

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

## Values

- Hex: `#a173dd`
- RGB: rgb(161, 115, 221)
- HSL: hsl(266, 61%, 66%)
- OKLCH: oklch(0.647 0.158 302.2)
- Relative luminance: 0.2506
- Nearest named color: mediumpurple (#9370db, Δ 2.492) — https://brandsweets.com/colors/mediumpurple
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/a173dd

## Tints & shades

- Tints (toward white): #aa80e0, #b28ce3, #bd9ce7, #c5a9ea, #cdb5ed, #d6c1f0, #decef3, #e9def7, #f1eafa, #f9f7fd
- Shades (toward black): #915bd7, #8042d1, #6e2fc1, #6029a8, #522390, #441d77, #36175e, #251042, #170a29, #090410

## Harmonies

- Complementary: #afdd73
- Analogous: #737add, #d673dd
- Triadic: #dda173, #73dda1
- Split-complementary: #ddd673, #7add73
- Tetradic: #dd737a, #afdd73, #73ddd6

## Colors that go with #a173dd

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

- **Olive Drab** #6b8e23 [harmony: complementary] — Olive Drab sits directly opposite #a173dd 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
- **Medium Sea Green** #3cb371 [harmony, pool: split] — Medium Sea Green is a split-complement of #a173dd: 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
- **Amber** #ffbf00 [pool] — Amber is paired with #a173dd 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 Qualcomm's brand system and Canva's brand system put Blue beside #a173dd, as the accent. Seen in: Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com), Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify). — https://brandsweets.com/colors/blue
- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #a173dd: softer than #000 and cool enough to feel like part of the same palette. Seen in: Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/charcoal
- **Light Sky Blue** #87cefa [pool] — Light Sky Blue is paired with #a173dd in 3 real palettes, including Netlify's brand system and Calm's brand system, as the accent. Seen in: Netlify (https://brandsweets.com/colors/brands/netlify-com), Calm (https://brandsweets.com/colors/brands/calm-com), Sentry (https://brandsweets.com/colors/brands/sentry-io). — https://brandsweets.com/colors/lightskyblue
- **Midnight Blue** #191970 [pool] — 3 real palettes, including Lavender Haze and Marvel's brand system put Midnight Blue beside #a173dd, 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), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #a173dd in 3 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). — https://brandsweets.com/colors/royalblue

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

- On white (#ffffff): 3.49:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #8e57d6 (4.68:1); AA: background → #212121 (4.61:1); AAA: text → #7030c5 (7.2:1)
- On black (#000000): 6.01:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #ac84e1 (7.14:1)

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- 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/a173dd-b29cc4-dfd74e-2b1f2d-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: "#a173dd" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.