# #c4eef8

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

## Values

- Hex: `#c4eef8`
- RGB: rgb(196, 238, 248)
- HSL: hsl(192, 79%, 87%)
- OKLCH: oklch(0.923 0.045 213.8)
- Relative luminance: 0.7966
- Nearest named color: Castle in the Sky (#d1eaed, Δ 1.965) — https://brandsweets.com/colors/castle-in-the-sky
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/c4eef8

## Tints & shades

- Tints (toward white): #c8eff9, #cdf0f9, #d1f2fa, #d6f3fa, #dff6fb, #e4f7fc, #e8f8fc, #edfafd, #f1fbfd, #f6fcfe
- Shades (toward black): #9fe3f4, #76d7ef, #52cceb, #2dc1e6, #19add2, #148ba9, #106d84, #0b4f60, #062d37, #020f12

## Harmonies

- Complementary: #f8cec4
- Analogous: #c4f8e8, #c4d3f8
- Triadic: #f8c4ee, #eef8c4
- Split-complementary: #f8c4d3, #f8e8c4
- Tetradic: #e8c4f8, #f8cec4, #d3f8c4

## Colors that go with #c4eef8

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 #c4eef8: softer than #000 and cool enough to feel like part of the same palette. Seen in: Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #c4eef8'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), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai). — https://brandsweets.com/colors/deepskyblue
- **Light Coral** #f08080 [harmony, pool: split] — Light Coral is a split-complement of #c4eef8: 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
- **Sandy Brown** #f4a460 [harmony, pool: split] — Sandy Brown is a split-complement of #c4eef8: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Dusk Gradient (https://brandsweets.com/palettes/dark#dusk-gradient), Golden Hour (https://brandsweets.com/palettes/warm#golden-hour). — https://brandsweets.com/colors/sandybrown
- **Dark Salmon** #e9967a [harmony, pool: complementary] — Dark Salmon sits directly opposite #c4eef8 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Polaroid (https://brandsweets.com/palettes/light#polaroid), Spline (https://brandsweets.com/colors/brands/spline-design). — https://brandsweets.com/colors/darksalmon
- **Amber** #ffbf00 [pool] — Amber is paired with #c4eef8 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 #c4eef8, 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
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #c4eef8 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

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

- On white (#ffffff): 1.24:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #12809b (4.58:1); AA: background → #666666 (4.63:1); AAA: text → #0d5e72 (7.34:1); AAA: background → #4a4a4a (7.15:1)
- On black (#000000): 16.93:1 — 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/c4eef8-a2b5be-df4e77-1f242d-e9f1ef?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: "#c4eef8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.