# #c8def9

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

## Values

- Hex: `#c8def9`
- RGB: rgb(200, 222, 249)
- HSL: hsl(213, 80%, 88%)
- OKLCH: oklch(0.893 0.044 253.6)
- Relative luminance: 0.7136
- Nearest named color: Fly a Kite (#c8daf5, Δ 1.028) — https://brandsweets.com/colors/fly-a-kite
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/c8def9

## Tints & shades

- Tints (toward white): #cde1f9, #d1e3fa, #d6e6fa, #dae9fb, #dfecfb, #e3eefc, #e8f1fc, #edf4fd, #f1f7fd, #f6f9fe
- Shades (toward black): #a3c8f5, #7aaff0, #5599ec, #2c80e8, #176cd3, #1359ae, #0f4485, #0b3160, #061c37, #020912

## Harmonies

- Complementary: #f9e3c8
- Analogous: #c8f6f9, #cac8f9
- Triadic: #f9c8de, #def9c8
- Split-complementary: #f9cac8, #f6f9c8
- Tetradic: #f9c8f6, #f9e3c8, #c8f9ca

## Colors that go with #c8def9

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 #c8def9: 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), Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #c8def9's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Calendly (https://brandsweets.com/colors/brands/calendly-com), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Deep Water (https://brandsweets.com/palettes/dark#deep-water). — https://brandsweets.com/colors/deepskyblue
- **Goldenrod** #daa520 [harmony, pool: complementary] — Goldenrod sits directly opposite #c8def9 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. 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
- **Light Coral** #f08080 [harmony, pool: triadic] — Light Coral completes a triad with #c8def9 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Sentry (https://brandsweets.com/colors/brands/sentry-io), Blush (https://brandsweets.com/palettes/light#blush), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/lightcoral
- **Lilac** #c8a2c8 [harmony, pool: analogous] — Lilac is #c8def9's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: First Snow (https://brandsweets.com/palettes/cool#first-snow), Crypto.com (https://brandsweets.com/colors/brands/crypto-com), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/lilac
- **Yellow Green** #9acd32 [harmony, pool: triadic] — Yellow Green completes a triad with #c8def9 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Steam (https://brandsweets.com/colors/brands/steampowered-com), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Acer (https://brandsweets.com/colors/brands/acer-com), Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com). — https://brandsweets.com/colors/yellowgreen
- **Amber** #ffbf00 [pool] — Amber is paired with #c8def9 in 21 real palettes, including Blueprint and Salesforce's brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Ember (https://brandsweets.com/palettes/bold#ember). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 47 real palettes, including Uber's brand system and Dropbox's brand system put Blue beside #c8def9, 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

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

- On white (#ffffff): 1.38:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #1973e1 (4.58:1); AA: background → #616161 (4.5:1); AAA: text → #1357aa (7.07:1); AAA: background → #424242 (7.31:1)
- On black (#000000): 15.27:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Calendly** — accent #c3dffe (Δ 0.838) — https://brandsweets.com/colors/brands/calendly-com
- **Nikon** — accent #cddcf2 (Δ 1.054) — https://brandsweets.com/colors/brands/nikon-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/c8def9-9ca9c4-df584e-1f202d-e9f0f1?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: "#c8def9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.