# #cdd5da

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

## Values

- Hex: `#cdd5da`
- RGB: rgb(205, 213, 218)
- HSL: hsl(203, 15%, 83%)
- OKLCH: oklch(0.868 0.011 234.8)
- Relative luminance: 0.6563
- Nearest named color: Ephemeral Blue (#cbd4df, Δ 0.857) — https://brandsweets.com/colors/ephemeral-blue
- Moods: cool, muted, light, minimal, clean
- Page: https://brandsweets.com/colors/cdd5da

## Tints & shades

- Tints (toward white): #d3dade, #d6dde1, #dce1e5, #dfe4e7, #e5e9eb, #e8ebee, #edf0f2, #f0f3f4, #f6f8f8, #f9fafb
- Shades (toward black): #b6c1c9, #9eaeb7, #879aa6, #6f8695, #5f7481, #4e5f6a, #3d4a52, #2b353b, #1a2023, #090b0c

## Harmonies

- Complementary: #dad2cd
- Analogous: #cddad9, #cdcfda
- Triadic: #dacdd5, #d5dacd
- Split-complementary: #dacdcf, #dad9cd
- Tetradic: #d9cdda, #dad2cd, #cfdacd

## Colors that go with #cdd5da

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 #cdd5da without the hard edge of pure #000. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #cdd5da in 7 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] — 4 real palettes, including Uber's brand system and Binance's brand system put Blue beside #cdd5da, as the accent. Seen in: Uber (https://brandsweets.com/colors/brands/uber-com), Binance (https://brandsweets.com/colors/brands/binance-com), Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com). — https://brandsweets.com/colors/blue
- **Brown** #a52a2a [pool] — 4 real palettes, including Woodsmoke and Velvet put Brown beside #cdd5da, as the accent. Seen in: Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke), Velvet (https://brandsweets.com/palettes/luxury#velvet), 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 #cdd5da in 5 real palettes, including Coffee Bar and Velvet, as the accent. Seen in: Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Velvet (https://brandsweets.com/palettes/luxury#velvet), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/burlywood
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #cdd5da: 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), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/cadetblue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #cdd5da: 9 real palettes, including Bramble and Dusk, as the supporting colour. Seen in: Bramble (https://brandsweets.com/palettes/muted#bramble), Dusk (https://brandsweets.com/palettes/cool#dusk), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Riverbed (https://brandsweets.com/palettes/muted#riverbed). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #cdd5da in 6 real palettes, including Frost & Ember and Cartier's brand system, as the accent. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Cartier (https://brandsweets.com/colors/brands/cartier-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Gemstone (https://brandsweets.com/palettes/vivid#gemstone). — https://brandsweets.com/colors/crimson

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

- On white (#ffffff): 1.49:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #647987 (4.54:1); AA: background → #595959 (4.71:1); AAA: text → #4a5a64 (7.15:1); AAA: background → #3d3d3d (7.31:1)
- On black (#000000): 14.13:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **GitHub** — border #d0d7de (Δ 0.806) — https://brandsweets.com/colors/brands/github
- **Steam** — primary #c6d4df (Δ 1.2) — https://brandsweets.com/colors/brands/steampowered-com
- **Opera** — secondary #d0dbe3 (Δ 1.787) — https://brandsweets.com/colors/brands/opera-com
- **Crypto.com** — secondary #c9cfdd (Δ 1.9) — https://brandsweets.com/colors/brands/crypto-com

## Curated palettes containing it

- **First Snow** (winter, cool, light, minimal) — #2b4c7e, #8fa8c8, #c9d6e3, #fbfcfe, #14213d — Ice blue on snow-white with a deep navy — the quietest winter palette; everything is a tint of one cold hue. — tool: https://brandsweets.com/palettes/new/2b4c7e-8fa8c8-c9d6e3-fbfcfe-14213d — collection: https://brandsweets.com/palettes/winter
- **Stone** (neutral, cool, minimal, clean) — #44403c, #a8a29e, #d6d3d1, #fafaf9, #1c1917 — Stone greys with a faint warmth — Tailwind's stone scale used as a whole palette: interfaces that want to disappear. — tool: https://brandsweets.com/palettes/new/44403c-a8a29e-d6d3d1-fafaf9-1c1917 — collection: https://brandsweets.com/palettes/neutral

## Fonts for this mood

- minimal: https://brandsweets.com/fonts/mood/minimal
- 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/cdd5da-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: "#cdd5da" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.