# #a3b8fa

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

## Values

- Hex: `#a3b8fa`
- RGB: rgb(163, 184, 250)
- HSL: hsl(226, 90%, 81%)
- OKLCH: oklch(0.791 0.097 270.5)
- Relative luminance: 0.4897
- Nearest named color: Purple Illusion (#b8b8f8, Δ 2.747) — https://brandsweets.com/colors/purple-illusion
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/a3b8fa

## Tints & shades

- Tints (toward white): #adbffb, #b1c3fb, #bbcafb, #c5d2fc, #cfd9fc, #d3ddfd, #dde5fd, #e7ecfe, #ecf0fe, #f5f7fe
- Shades (toward black): #7c99f8, #5a7ff6, #3460f4, #0d42f2, #0b39d0, #092eaa, #072483, #05195c, #03103a, #010513

## Harmonies

- Complementary: #fae6a3
- Analogous: #a3e3fa, #baa3fa
- Triadic: #faa3b7, #b7faa3
- Split-complementary: #fabaa3, #e3faa3
- Tetradic: #faa3e3, #fae6a3, #a3faba

## Colors that go with #a3b8fa

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 #a3b8fa: softer than #000 and cool enough to feel like part of the same palette. Seen in: Mercury (https://brandsweets.com/colors/brands/mercury-com), Harbour (https://brandsweets.com/palettes/cool#harbour), Coastal (https://brandsweets.com/palettes/cool#coastal), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #a3b8fa'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), Max (https://brandsweets.com/colors/brands/max-com), Calendly (https://brandsweets.com/colors/brands/calendly-com), Remix (https://brandsweets.com/colors/brands/remix-run). — https://brandsweets.com/colors/deepskyblue
- **Goldenrod** #daa520 [harmony, pool: complementary] — Goldenrod sits directly opposite #a3b8fa 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 #a3b8fa in 4 real palettes, including NBA's brand system and Ahrefs's brand system, as the lead colour. Seen in: NBA (https://brandsweets.com/colors/brands/nba-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Salesforce (https://brandsweets.com/colors/brands/salesforce-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 4 real palettes, including Canva's brand system and Spotify's brand system put Blue beside #a3b8fa, as the accent. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Spotify (https://brandsweets.com/colors/brands/spotify), Uber (https://brandsweets.com/colors/brands/uber-com), Warp (https://brandsweets.com/colors/brands/warp-dev). — https://brandsweets.com/colors/blue
- **Dark Orange** #ff8c00 [harmony, pool: split] — Dark Orange is a split-complement of #a3b8fa: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: PayPal (https://brandsweets.com/colors/brands/paypal-com), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Learning App (https://brandsweets.com/palettes/playful#learning-app). — https://brandsweets.com/colors/darkorange
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a3b8fa: 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), Nikon (https://brandsweets.com/colors/brands/nikon-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #a3b8fa: 4 real palettes, including Opensea's brand system and Patreon's brand system, as the lead colour. Seen in: Opensea (https://brandsweets.com/colors/brands/opensea-io), Patreon (https://brandsweets.com/colors/brands/patreon-com), Venmo (https://brandsweets.com/colors/brands/venmo-com), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/dodgerblue

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

- On white (#ffffff): 1.95:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #3d68f5 (4.67:1); AA: background → #4a4a4a (4.56:1); AAA: text → #0c41ed (7.01:1); AAA: background → #2b2b2b (7.28:1)
- On black (#000000): 10.79:1 — AA pass, AA-large pass, AAA pass

## 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/a3b8fa-9ca1c4-df774e-221f2d-e9eff1?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: "#a3b8fa" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.