# #b5def8

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

## Values

- Hex: `#b5def8`
- RGB: rgb(181, 222, 248)
- HSL: hsl(203, 83%, 84%)
- OKLCH: oklch(0.88 0.056 236.1)
- Relative luminance: 0.6884
- Nearest named color: Broad Daylight (#bbddff, Δ 1.356) — https://brandsweets.com/colors/broad-daylight
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/b5def8

## Tints & shades

- Tints (toward white): #b9e0f8, #c2e4f9, #c7e6fa, #d0eafb, #d5ecfb, #daeffc, #e3f3fc, #e8f5fd, #f1f9fe, #f6fbfe
- Shades (toward black): #8fcef5, #6abdf1, #44adee, #1f9cea, #1386cd, #106ea8, #0c5583, #093d5d, #052538, #020c13

## Harmonies

- Complementary: #f8ceb4
- Analogous: #b4f8f0, #b4bcf8
- Triadic: #f8b4de, #def8b4
- Split-complementary: #f8b4bc, #f8f0b4
- Tetradic: #f0b4f8, #f8ceb4, #bcf8b4

## Colors that go with #b5def8

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 #b5def8: softer than #000 and cool enough to feel like part of the same palette. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Boeing (https://brandsweets.com/colors/brands/boeing-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com). — https://brandsweets.com/colors/charcoal
- **Goldenrod** #daa520 [harmony, pool: split] — Goldenrod is a split-complement of #b5def8: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Candlelight (https://brandsweets.com/palettes/warm#candlelight), Fireside (https://brandsweets.com/palettes/dark#fireside), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty). — https://brandsweets.com/colors/goldenrod
- **Dark Orange** #ff8c00 [harmony, pool: complementary] — Dark Orange sits directly opposite #b5def8 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
- **Amber** #ffbf00 [pool] — Amber is paired with #b5def8 in 5 real palettes, including Salesforce's brand system and Blueprint, as the accent. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Ember (https://brandsweets.com/palettes/bold#ember). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 4 real palettes, including Uber's brand system and Dropbox's brand system put Blue beside #b5def8, as the accent. Seen in: Uber (https://brandsweets.com/colors/brands/uber-com), Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Binance (https://brandsweets.com/colors/brands/binance-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com). — https://brandsweets.com/colors/blue
- **Brown** #a52a2a [pool] — 4 real palettes, including Velvet and Woodsmoke put Brown beside #b5def8, as the lead colour. Seen in: Velvet (https://brandsweets.com/palettes/luxury#velvet), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Typewriter (https://brandsweets.com/palettes/editorial#typewriter), Garnet (https://brandsweets.com/palettes/warm#garnet). — https://brandsweets.com/colors/brown
- **Burlywood** #deb887 [pool] — Burlywood is paired with #b5def8 in 6 real palettes, including Coastal and Velvet, as the accent. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), Velvet (https://brandsweets.com/palettes/luxury#velvet), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/burlywood
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #b5def8: 6 real palettes, including Estate and Coastal, as the supporting colour. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Coastal (https://brandsweets.com/palettes/cool#coastal), Dusk (https://brandsweets.com/palettes/cool#dusk), Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/cadetblue

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

- On white (#ffffff): 1.42:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #117abb (4.64:1); AA: background → #5e5e5e (4.56:1); AAA: text → #0d5b8c (7.26:1); AAA: background → #424242 (7.07:1)
- On black (#000000): 14.77:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Steam** — secondary #b3daff (Δ 1.693) — https://brandsweets.com/colors/brands/steampowered-com
- **Mistral AI** — accent #b9daff (Δ 1.731) — https://brandsweets.com/colors/brands/mistral-ai
- **Calendly** — accent #c3dffe (Δ 1.969) — https://brandsweets.com/colors/brands/calendly-com

## Curated palettes containing it

- **Sorbet** (pastel, light, friendly) — #ffb4a2, #ffd6a5, #bde0fe, #ffffff, #2f2a33 — Peach, apricot and baby blue on white — a soft consumer-app palette that still gets AA text from a single dark ink. — tool: https://brandsweets.com/palettes/new/ffb4a2-ffd6a5-bde0fe-ffffff-2f2a33 — collection: https://brandsweets.com/palettes/pastel
- **Blue Mono** (monochrome, cool, clean, technical) — #1e40af, #60a5fa, #bfdbfe, #f8fafc, #172554 — One blue at four lightnesses — monochromatic in the colour-theory sense; the deep step is the text, the pale step the surface tint. — tool: https://brandsweets.com/palettes/new/1e40af-60a5fa-bfdbfe-f8fafc-172554 — collection: https://brandsweets.com/palettes/monochrome

## 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/b5def8-9cb0c4-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: "#b5def8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.