# #c3ceea

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

## Values

- Hex: `#c3ceea`
- RGB: rgb(195, 206, 234)
- HSL: hsl(223, 48%, 84%)
- OKLCH: oklch(0.852 0.041 268.5)
- Relative luminance: 0.6169
- Nearest named color: Frozen Periwinkle (#c9d1ef, Δ 1.283) — https://brandsweets.com/colors/frozen-periwinkle
- Moods: cool, light, clean, modern
- Page: https://brandsweets.com/colors/c3ceea

## Tints & shades

- Tints (toward white): #c6d1eb, #ced7ee, #d2daef, #d9e0f2, #dde3f3, #e1e6f4, #e8edf7, #ecf0f8, #f4f6fb, #f7f9fc
- Shades (toward black): #a4b5df, #869cd5, #6884ca, #4a6bbf, #3a59a6, #304988, #25396a, #1b284b, #10182d, #05080f

## Harmonies

- Complementary: #eadfc3
- Analogous: #c3e1ea, #cbc3ea
- Triadic: #eac3ce, #ceeac3
- Split-complementary: #eacbc3, #e1eac3
- Tetradic: #eac3e1, #eadfc3, #c3eacb

## Colors that go with #c3ceea

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 #c3ceea: softer than #000 and cool enough to feel like part of the same palette. Seen in: Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Coastal (https://brandsweets.com/palettes/cool#coastal), Harbour (https://brandsweets.com/palettes/cool#harbour). — https://brandsweets.com/colors/charcoal
- **Sand** #c2b280 [harmony, pool: complementary] — Sand sits directly opposite #c3ceea on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Bramble (https://brandsweets.com/palettes/muted#bramble). — https://brandsweets.com/colors/sand
- **Amber** #ffbf00 [pool] — Amber is paired with #c3ceea in 4 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
- **Brown** #a52a2a [pool] — 4 real palettes, including Woodsmoke and Velvet put Brown beside #c3ceea, 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 #c3ceea in 4 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), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard). — https://brandsweets.com/colors/burlywood
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #c3ceea: 4 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), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Dusk (https://brandsweets.com/palettes/cool#dusk). — https://brandsweets.com/colors/cadetblue
- **Copper** #b87333 [pool] — Designers have shipped Copper with #c3ceea: 4 real palettes, including Clean Beauty and Bramble, as the accent. Seen in: Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Bramble (https://brandsweets.com/palettes/muted#bramble), Dusk (https://brandsweets.com/palettes/cool#dusk), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #c3ceea in 4 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): 1.57:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5171c2 (4.68:1); AA: background → #575757 (4.59:1); AAA: text → #38559f (7.08:1); AAA: background → #3b3b3b (7.11:1)
- On black (#000000): 13.34:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Audible** — secondary #c0d2e9 (Δ 1.148) — https://brandsweets.com/colors/brands/audible-com

## 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/c3ceea-9ca3c4-df704e-211f2d-e9eff1?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: "#c3ceea" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.