# #a3b5eb

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

## Values

- Hex: `#a3b5eb`
- RGB: rgb(163, 181, 235)
- HSL: hsl(225, 64%, 78%)
- OKLCH: oklch(0.779 0.08 270.2)
- Relative luminance: 0.4683
- Nearest named color: Adrift on the Nile (#93b8e3, Δ 2.554) — https://brandsweets.com/colors/adrift-on-the-nile
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/a3b5eb

## Tints & shades

- Tints (toward white): #abbced, #b4c2ee, #bcc9f0, #c4d0f2, #cdd7f4, #d5ddf6, #dee4f8, #e6ebf9, #eef2fb, #f7f8fd
- Shades (toward black): #869de4, #6482dd, #476bd7, #2c53c9, #2647ab, #1f3b8e, #182d6d, #11214f, #0a132e, #040711

## Harmonies

- Complementary: #ebd9a3
- Analogous: #a3d9eb, #b5a3eb
- Triadic: #eba3b5, #b5eba3
- Split-complementary: #ebb5a3, #d9eba3
- Tetradic: #eba3d9, #ebd9a3, #a3ebb5

## Colors that go with #a3b5eb

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 #a3b5eb: 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 #a3b5eb's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Max (https://brandsweets.com/colors/brands/max-com), Calm (https://brandsweets.com/colors/brands/calm-com), Remix (https://brandsweets.com/colors/brands/remix-run), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com). — https://brandsweets.com/colors/deepskyblue
- **Dark Khaki** #bdb76b [harmony, pool: complementary] — Dark Khaki sits directly opposite #a3b5eb on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/darkkhaki
- **Amber** #ffbf00 [pool] — Amber is paired with #a3b5eb 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 #a3b5eb, 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
- **Crimson** #dc143c [pool] — Crimson is paired with #a3b5eb in 5 real palettes, including JBL's brand system and Frost & Ember, as the supporting colour. Seen in: JBL (https://brandsweets.com/colors/brands/jbl-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Cartier (https://brandsweets.com/colors/brands/cartier-com), Riot Games (https://brandsweets.com/colors/brands/riotgames-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a3b5eb: 4 real palettes, including Coca-Cola's brand system and Open House, as the accent. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Open House (https://brandsweets.com/palettes/clean#open-house), Venmo (https://brandsweets.com/colors/brands/venmo-com), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #a3b5eb: 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): 2.03:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #4b6ed8 (4.64:1); AA: background → #474747 (4.59:1); AAA: text → #294ebc (7.22:1); AAA: background → #292929 (7.18:1)
- On black (#000000): 10.37:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Mercury** — secondary #9cb4e8 (Δ 1.056) — https://brandsweets.com/colors/brands/mercury-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/a3b5eb-9ca1c4-df754e-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: "#a3b5eb" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.