# #ceeffd

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

## Values

- Hex: `#ceeffd`
- RGB: rgb(206, 239, 253)
- HSL: hsl(198, 92%, 90%)
- OKLCH: oklch(0.933 0.039 225.3)
- Relative luminance: 0.8195
- Nearest named color: Celestial Cathedral (#daeaf6, Δ 1.803) — https://brandsweets.com/colors/celestial-cathedral
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/ceeffd

## Tints & shades

- Tints (toward white): #d3f0fd, #d8f2fd, #d8f2fd, #ddf4fe, #e2f5fe, #e7f7fe, #ebf9fe, #ebf9fe, #f0fafe, #f5fcff
- Shades (toward black): #a2e0fb, #7bd3f9, #4fc5f8, #28b8f6, #0aa4e6, #0885ba, #066993, #044967, #032d40, #010e14

## Harmonies

- Complementary: #fddcce
- Analogous: #cefdf4, #ced7fd
- Triadic: #fdceef, #effdce
- Split-complementary: #fdced7, #fdf4ce
- Tetradic: #f4cefd, #fddcce, #d7fdce

## Colors that go with #ceeffd

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 #ceeffd: softer than #000 and cool enough to feel like part of the same palette. Seen in: Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember). — https://brandsweets.com/colors/charcoal
- **Coral** #ff7f50 [harmony, pool: complementary] — Coral sits directly opposite #ceeffd on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Clinic (https://brandsweets.com/palettes/clean#clinic), Dusk Gradient (https://brandsweets.com/palettes/dark#dusk-gradient), Sketch (https://brandsweets.com/colors/brands/sketch-com), Temu (https://brandsweets.com/colors/brands/temu-com). — https://brandsweets.com/colors/coral
- **Dark Turquoise** #00ced1 [harmony, pool: analogous] — Dark Turquoise is #ceeffd's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Canva (https://brandsweets.com/colors/brands/canva-com), Prisma (https://brandsweets.com/colors/brands/prisma-io), Riot Games (https://brandsweets.com/colors/brands/riotgames-com), UEFA (https://brandsweets.com/colors/brands/uefa-com). — https://brandsweets.com/colors/darkturquoise
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #ceeffd's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Deep Water (https://brandsweets.com/palettes/dark#deep-water), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Calendly (https://brandsweets.com/colors/brands/calendly-com), Astro (https://brandsweets.com/colors/brands/astro-build). — https://brandsweets.com/colors/deepskyblue
- **Goldenrod** #daa520 [harmony, pool: split] — Goldenrod is a split-complement of #ceeffd: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Fireside (https://brandsweets.com/palettes/dark#fireside), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold). — https://brandsweets.com/colors/goldenrod
- **Light Coral** #f08080 [harmony, pool: split] — Light Coral is a split-complement of #ceeffd: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Blush (https://brandsweets.com/palettes/light#blush), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Meadow (https://brandsweets.com/palettes/light#meadow), Sentry (https://brandsweets.com/colors/brands/sentry-io). — https://brandsweets.com/colors/lightcoral
- **Amber** #ffbf00 [pool] — Amber is paired with #ceeffd 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), Binance (https://brandsweets.com/colors/brands/binance-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 47 real palettes, including Dropbox's brand system and Alaska Airlines's brand system put Blue beside #ceeffd, as the accent. Seen in: Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Binance (https://brandsweets.com/colors/brands/binance-com), Cargo (https://brandsweets.com/colors/brands/cargo-site). — https://brandsweets.com/colors/blue

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

- On white (#ffffff): 1.21:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #077eb0 (4.55:1); AA: background → #696969 (4.55:1); AAA: text → #065e84 (7.14:1); AAA: background → #4a4a4a (7.34:1)
- On black (#000000): 17.39:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Deep Water** (ocean, dark, cool, luxury) — #00b4d8, #0077b6, #caf0f8, #03045e, #e8f6fb — Cyan and mid-blue on abyss navy with a foam highlight — the ocean at depth; the darker the surface, the brighter the water. — tool: https://brandsweets.com/palettes/new/00b4d8-0077b6-caf0f8-03045e-e8f6fb — collection: https://brandsweets.com/palettes/ocean

## 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/ceeffd-9cb3c4-df4e69-1f232d-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: "#ceeffd" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.