# #c9dee8

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

## Values

- Hex: `#c9dee8`
- RGB: rgb(201, 222, 232)
- HSL: hsl(199, 40%, 85%)
- OKLCH: oklch(0.888 0.026 227.9)
- Relative luminance: 0.7049
- Nearest named color: Bird Bath Blue (#cddfe7, Δ 0.621) — https://brandsweets.com/colors/bird-bath-blue
- Moods: cool, light, clean, modern
- Page: https://brandsweets.com/colors/c9dee8

## Tints & shades

- Tints (toward white): #cde1ea, #d4e5ed, #d8e7ee, #dbe9f0, #e2eef3, #e6f0f4, #eaf2f6, #edf4f7, #f4f8fa, #f8fbfc
- Shades (toward black): #adcddc, #90bcd0, #74aac3, #5799b7, #4584a1, #376981, #2b5264, #1f3a47, #12232b, #060c0e

## Harmonies

- Complementary: #e8d3c9
- Analogous: #c9e8e2, #c9cfe8
- Triadic: #e8c9de, #dee8c9
- Split-complementary: #e8c9cf, #e8e2c9
- Tetradic: #e2c9e8, #e8d3c9, #cfe8c9

## Colors that go with #c9dee8

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 that reads cleanly against #c9dee8 without the hard edge of pure #000. Seen in: Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #c9dee8 in 21 real palettes, including Blueprint and Trailhead, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Ember (https://brandsweets.com/palettes/bold#ember), Salesforce (https://brandsweets.com/colors/brands/salesforce-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 47 real palettes, including Uber's brand system and Dropbox's brand system put Blue beside #c9dee8, 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
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #c9dee8 in 12 real palettes, including Gemstone and ClickUp's brand system, as the supporting colour. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), ClickUp (https://brandsweets.com/colors/brands/clickup-com), Fly.io (https://brandsweets.com/colors/brands/fly-io), Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com). — https://brandsweets.com/colors/blueviolet
- **Brown** #a52a2a [pool] — 5 real palettes, including Woodsmoke and Velvet put Brown beside #c9dee8, as the accent. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Velvet (https://brandsweets.com/palettes/luxury#velvet), Typewriter (https://brandsweets.com/palettes/editorial#typewriter), Garnet (https://brandsweets.com/palettes/warm#garnet). — https://brandsweets.com/colors/brown
- **Burgundy** #800020 [pool] — 5 real palettes, including Candlelight and Heinz's brand system put Burgundy beside #c9dee8, as the lead colour. Seen in: Candlelight (https://brandsweets.com/palettes/warm#candlelight), Heinz (https://brandsweets.com/colors/brands/heinz-com), Mailchimp (https://brandsweets.com/colors/brands/mailchimp-com), Qatar Airways (https://brandsweets.com/colors/brands/qatarairways-com). — https://brandsweets.com/colors/burgundy
- **Burlywood** #deb887 [pool] — Burlywood is paired with #c9dee8 in 8 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), Kiln (https://brandsweets.com/palettes/dark#kiln), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard). — https://brandsweets.com/colors/burlywood
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #c9dee8: 10 real palettes, including Estate and Dusk, as the supporting colour. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Dusk (https://brandsweets.com/palettes/cool#dusk), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/cadetblue

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

- On white (#ffffff): 1.39:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #407b96 (4.68:1); AA: background → #5e5e5e (4.66:1); AAA: text → #315e72 (7.06:1); AAA: background → #424242 (7.22:1)
- On black (#000000): 15.1:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Opera** — secondary #d0dbe3 (Δ 1.12) — https://brandsweets.com/colors/brands/opera-com
- **Nikon** — accent #cddcf2 (Δ 1.76) — https://brandsweets.com/colors/brands/nikon-com
- **GitHub** — border #d0d7de (Δ 1.962) — https://brandsweets.com/colors/brands/github

## Fonts for this mood

- clean: https://brandsweets.com/fonts/mood/clean
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/c9dee8-9cb3c4-df4e66-1f232d-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: "#c9dee8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.