# #c9fcfd

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

## Values

- Hex: `#c9fcfd`
- RGB: rgb(201, 252, 253)
- HSL: hsl(181, 93%, 89%)
- OKLCH: oklch(0.956 0.052 197.8)
- Relative luminance: 0.8913
- Nearest named color: Crushed Ice (#c4fff7, Δ 1.439) — https://brandsweets.com/colors/crushed-ice
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/c9fcfd

## Tints & shades

- Tints (toward white): #cefcfd, #d3fdfd, #d8fdfe, #ddfdfe, #e1fdfe, #e1fdfe, #e6fefe, #ebfefe, #f0fefe, #f5feff
- Shades (toward black): #a1fafc, #75f8fa, #4ef6f9, #22f3f7, #08e4e7, #07b8bb, #059194, #046667, #023f40, #011314

## Harmonies

- Complementary: #fdcac9
- Analogous: #c9fde4, #c9e2fd
- Triadic: #fdc9fc, #fcfdc9
- Split-complementary: #fdc9e2, #fde4c9
- Tetradic: #e4c9fd, #fdcac9, #e2fdc9

## Colors that go with #c9fcfd

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 #c9fcfd: softer than #000 and cool enough to feel like part of the same palette. Seen in: Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Canopy (https://brandsweets.com/palettes/cool#canopy), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/charcoal
- **Coral** #ff7f50 [harmony, pool: split] — Coral is a split-complement of #c9fcfd: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Clinic (https://brandsweets.com/palettes/clean#clinic), Sketch (https://brandsweets.com/colors/brands/sketch-com), Temu (https://brandsweets.com/colors/brands/temu-com), Dusk Gradient (https://brandsweets.com/palettes/dark#dusk-gradient). — https://brandsweets.com/colors/coral
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #c9fcfd'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), Astro (https://brandsweets.com/colors/brands/astro-build), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Cursor (https://brandsweets.com/colors/brands/cursor-com). — https://brandsweets.com/colors/deepskyblue
- **Goldenrod** #daa520 [harmony, pool: triadic] — Goldenrod completes a triad with #c9fcfd — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Fireside (https://brandsweets.com/palettes/dark#fireside). — https://brandsweets.com/colors/goldenrod
- **Light Coral** #f08080 [harmony, pool: complementary] — Light Coral sits directly opposite #c9fcfd on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Meadow (https://brandsweets.com/palettes/light#meadow), Blush (https://brandsweets.com/palettes/light#blush), Sentry (https://brandsweets.com/colors/brands/sentry-io). — https://brandsweets.com/colors/lightcoral
- **Amber** #ffbf00 [pool] — Amber is paired with #c9fcfd 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), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Ember (https://brandsweets.com/palettes/bold#ember). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 47 real palettes, including Alaska Airlines's brand system and Dropbox's brand system put Blue beside #c9fcfd, as the accent. Seen in: Alaska Airlines (https://brandsweets.com/colors/brands/alaskaair-com), Dropbox (https://brandsweets.com/colors/brands/dropbox-com), Cargo (https://brandsweets.com/colors/brands/cargo-site), Binance (https://brandsweets.com/colors/brands/binance-com). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #c9fcfd 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): 1.12:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #058385 (4.57:1); AA: background → #6e6e6e (4.57:1); AAA: text → #046162 (7.26:1); AAA: background → #525252 (7:1)
- On black (#000000): 18.83:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Together AI** — secondary #c8f6f9 (Δ 1.529) — https://brandsweets.com/colors/brands/together-ai

## 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/c9fcfd-a2babe-d45992-1f272d-e9f1ed?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: "#c9fcfd" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.