# #a3d9fa

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

## Values

- Hex: `#a3d9fa`
- RGB: rgb(163, 217, 250)
- HSL: hsl(203, 90%, 81%)
- OKLCH: oklch(0.859 0.072 235.5)
- Relative luminance: 0.6431
- Nearest named color: Ariel (#aed7ea, Δ 2.34) — https://brandsweets.com/colors/ariel
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/a3d9fa

## Tints & shades

- Tints (toward white): #adddfb, #b1dffb, #bbe3fb, #c5e7fc, #cfebfc, #d3edfd, #ddf1fd, #e7f5fe, #ecf7fe, #f5fbfe
- Shades (toward black): #7cc9f8, #5abbf6, #34aaf4, #0d9af2, #0b85d0, #096caa, #075383, #053b5c, #03253a, #010c13

## Harmonies

- Complementary: #fac4a3
- Analogous: #a3faf0, #a3adfa
- Triadic: #faa3d9, #d9faa3
- Split-complementary: #faa3ad, #faf0a3
- Tetradic: #f0a3fa, #fac4a3, #adfaa3

## Colors that go with #a3d9fa

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 #a3d9fa: softer than #000 and cool enough to feel like part of the same palette. Seen in: Boeing (https://brandsweets.com/colors/brands/boeing-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Coastal (https://brandsweets.com/palettes/cool#coastal), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue). — https://brandsweets.com/colors/charcoal
- **Dark Orange** #ff8c00 [harmony, pool: complementary] — Dark Orange sits directly opposite #a3d9fa on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: PayPal (https://brandsweets.com/colors/brands/paypal-com). — https://brandsweets.com/colors/darkorange
- **Cornflower Blue** #6495ed [harmony, pool: analogous] — Cornflower Blue is #a3d9fa's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Terminal (https://brandsweets.com/palettes/technical#terminal). — https://brandsweets.com/colors/cornflowerblue
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #a3d9fa in 4 real palettes, including Oatmeal and Forest Floor, as the lead colour. Seen in: Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), BrandSweets (https://brandsweets.com/colors/brands/brandsweets). — https://brandsweets.com/colors/darkolivegreen
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #a3d9fa: 7 real palettes, including Mistral AI's brand system and Salesforce's brand system, as the lead colour. Seen in: Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Calendly (https://brandsweets.com/colors/brands/calendly-com), Max (https://brandsweets.com/colors/brands/max-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #a3d9fa: 5 real palettes, including Nikon's brand system and UEFA's brand system, as the supporting colour. Seen in: Nikon (https://brandsweets.com/colors/brands/nikon-com), UEFA (https://brandsweets.com/colors/brands/uefa-com), Fitbit (https://brandsweets.com/colors/brands/fitbit-com), Victoria's Secret (https://brandsweets.com/colors/brands/victoriassecret-com). — https://brandsweets.com/colors/denim
- **Eggplant** #614051 [pool] — Eggplant shows up next to #a3d9fa in 4 real palettes, including Sepia Mono and Bramble, as the lead colour. Seen in: Sepia Mono (https://brandsweets.com/palettes/warm#sepia-mono), Bramble (https://brandsweets.com/palettes/muted#bramble), Velvet (https://brandsweets.com/palettes/luxury#velvet), Blush (https://brandsweets.com/palettes/light#blush). — https://brandsweets.com/colors/eggplant
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Blue Mono and First Snow put Midnight Blue beside #a3d9fa, as the text colour against it. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), First Snow (https://brandsweets.com/palettes/cool#first-snow), Telehealth (https://brandsweets.com/palettes/modern#telehealth), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 1.51:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0a7bc2 (4.54:1); AA: background → #595959 (4.62:1); AAA: text → #085d91 (7.04:1); AAA: background → #3d3d3d (7.17:1)
- On black (#000000): 13.86:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Audible** — primary #a3d4ff (Δ 1.706) — https://brandsweets.com/colors/brands/audible-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/a3d9fa-9cb0c4-df4e5d-1f222d-e9f1f0?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: "#a3d9fa" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.