# #c3ddf3

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

## Values

- Hex: `#c3ddf3`
- RGB: rgb(195, 221, 243)
- HSL: hsl(207, 67%, 86%)
- OKLCH: oklch(0.885 0.041 243.7)
- Relative luminance: 0.6979
- Nearest named color: Fly a Kite (#c8daf5, Δ 1.081) — https://brandsweets.com/colors/fly-a-kite
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/c3ddf3

## Tints & shades

- Tints (toward white): #c8e0f4, #cce2f5, #d4e7f7, #d9eaf7, #ddecf8, #e1eef9, #e5f1fa, #eef5fc, #f2f8fc, #f6fafd
- Shades (toward black): #a1cbec, #7fb8e6, #59a2de, #378fd7, #267ac0, #1f659e, #184f7b, #113655, #0a2133, #030b11

## Harmonies

- Complementary: #f3d9c3
- Analogous: #c3f3f1, #c3c6f3
- Triadic: #f3c3de, #def3c3
- Split-complementary: #f3c3c6, #f3f1c3
- Tetradic: #f1c3f3, #f3d9c3, #c6f3c3

## Colors that go with #c3ddf3

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 #c3ddf3: 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
- **Light Coral** #f08080 [harmony, pool: triadic] — Light Coral completes a triad with #c3ddf3 — 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 #c3ddf3'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
- **Sandy Brown** #f4a460 [harmony, pool: complementary] — Sandy Brown sits directly opposite #c3ddf3 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Dusk Gradient (https://brandsweets.com/palettes/dark#dusk-gradient), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop). — https://brandsweets.com/colors/sandybrown
- **Amber** #ffbf00 [pool] — Amber is paired with #c3ddf3 in 8 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] — 5 real palettes, including Uber's brand system and Dropbox's brand system put Blue beside #c3ddf3, 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 #c3ddf3, as the lead colour. Seen in: Velvet (https://brandsweets.com/palettes/luxury#velvet), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Garnet (https://brandsweets.com/palettes/warm#garnet), Typewriter (https://brandsweets.com/palettes/editorial#typewriter). — https://brandsweets.com/colors/brown
- **Burlywood** #deb887 [pool] — Burlywood is paired with #c3ddf3 in 6 real palettes, including Velvet and Coffee Bar, as the accent. Seen in: Velvet (https://brandsweets.com/palettes/luxury#velvet), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/burlywood

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

- On white (#ffffff): 1.4:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #267ac0 (4.54:1); AA: background → #5e5e5e (4.62:1); AAA: text → #1c5a8d (7.25:1); AAA: background → #424242 (7.16:1)
- On black (#000000): 14.96:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Nikon** — accent #cddcf2 (Δ 1.238) — https://brandsweets.com/colors/brands/nikon-com
- **Calendly** — accent #c3dffe (Δ 1.476) — 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/c3ddf3-9cadc4-df4e53-1f212d-e9f1f1?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: "#c3ddf3" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.