# #a3a8ff

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

## Values

- Hex: `#a3a8ff`
- RGB: rgb(163, 168, 255)
- HSL: hsl(237, 100%, 82%)
- OKLCH: oklch(0.762 0.124 280.5)
- Relative luminance: 0.4301
- Nearest named color: Widowmaker (#99aaff, Δ 1.344) — https://brandsweets.com/colors/widowmaker
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/a3a8ff

## Tints & shades

- Tints (toward white): #adb1ff, #b3b6ff, #bdc0ff, #c2c5ff, #cccfff, #d6d8ff, #dbddff, #e5e7ff, #ebecff, #f5f5ff
- Shades (toward black): #7a81ff, #525aff, #2e38ff, #0512ff, #000bdb, #0009b3, #00078a, #000566, #00033d, #000114

## Harmonies

- Complementary: #fffaa3
- Analogous: #a3d6ff, #cda3ff
- Triadic: #ffa3a8, #a8ffa3
- Split-complementary: #ffcda3, #d6ffa3
- Tetradic: #ffa3d6, #fffaa3, #a3ffcd

## Colors that go with #a3a8ff

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 #a3a8ff: softer than #000 and cool enough to feel like part of the same palette. Seen in: Mercury (https://brandsweets.com/colors/brands/mercury-com), Auth0 (https://brandsweets.com/colors/brands/auth0-com), Harbour (https://brandsweets.com/palettes/cool#harbour), Blizzard (https://brandsweets.com/colors/brands/blizzard-com). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #a3a8ff's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Remix (https://brandsweets.com/colors/brands/remix-run), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com). — https://brandsweets.com/colors/deepskyblue
- **Goldenrod** #daa520 [harmony, pool: complementary] — Goldenrod sits directly opposite #a3a8ff on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/goldenrod
- **Amber** #ffbf00 [pool] — Amber is paired with #a3a8ff in 5 real palettes, including Ahrefs's brand system and NBA's brand system, as the supporting colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a3a8ff: 4 real palettes, including Coca-Cola's brand system and Venmo's brand system, as the accent. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Venmo (https://brandsweets.com/colors/brands/venmo-com), Open House (https://brandsweets.com/palettes/clean#open-house), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #a3a8ff: 4 real palettes, including Opensea's brand system and Venmo's brand system, as the lead colour. Seen in: Opensea (https://brandsweets.com/colors/brands/opensea-io), Venmo (https://brandsweets.com/colors/brands/venmo-com), Patreon (https://brandsweets.com/colors/brands/patreon-com), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/dodgerblue
- **Midnight Blue** #191970 [pool] — 7 real palettes, including Lavender Haze and Lavender Milk put Midnight Blue beside #a3a8ff, as the text colour against it. Seen in: Lavender Haze (https://brandsweets.com/palettes/playful#lavender-haze), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono). — https://brandsweets.com/colors/midnightblue
- **Periwinkle** #ccccff [pool] — Periwinkle shows up next to #a3a8ff in 4 real palettes, including Lavender Milk and Calendly's brand system, as the supporting colour. Seen in: Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk), Calendly (https://brandsweets.com/colors/brands/calendly-com), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai). — https://brandsweets.com/colors/periwinkle

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

- On white (#ffffff): 2.19:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #575fff (4.68:1); AA: background → #424242 (4.6:1); AAA: text → #242fff (7.18:1); AAA: background → #242424 (7.1:1)
- On black (#000000): 9.6:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Affirm** — secondary #a8a9fc (Δ 0.887) — https://brandsweets.com/colors/brands/affirm-com

## 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/a3a8ff-9f9cc4-df924e-251f2d-e9edf1?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: "#a3a8ff" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.