# #c4e1fd

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

## Values

- Hex: `#c4e1fd`
- RGB: rgb(196, 225, 253)
- HSL: hsl(209, 93%, 88%)
- OKLCH: oklch(0.898 0.049 247.4)
- Relative luminance: 0.7268
- Nearest named color: Broad Daylight (#bbddff, Δ 1.672) — https://brandsweets.com/colors/broad-daylight
- Moods: cool, vivid, light, technical, modern, clean
- Page: https://brandsweets.com/colors/c4e1fd

## Tints & shades

- Tints (toward white): #c9e4fd, #cee6fd, #d3e9fd, #d8ebfe, #ddeefe, #e1f0fe, #e6f3fe, #ebf5fe, #f0f8fe, #f5faff
- Shades (toward black): #9dcefb, #70b7fa, #49a4f8, #1d8df7, #0879e2, #0764bb, #054c8f, #043767, #02203b, #010b14

## Harmonies

- Complementary: #fddfc4
- Analogous: #c4fdfc, #c4c5fd
- Triadic: #fdc4e1, #e1fdc4
- Split-complementary: #fdc4c5, #fdfcc4
- Tetradic: #fcc4fd, #fddfc4, #c5fdc4

## Colors that go with #c4e1fd

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 #c4e1fd: 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), Sweetgreen (https://brandsweets.com/colors/brands/sweetgreen-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/charcoal
- **Cornflower Blue** #6495ed [harmony, pool: analogous] — Cornflower Blue is #c4e1fd's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Terminal (https://brandsweets.com/palettes/technical#terminal), Porsche (https://brandsweets.com/colors/brands/porsche-com). — https://brandsweets.com/colors/cornflowerblue
- **Dark Orange** #ff8c00 [harmony, pool: complementary] — Dark Orange sits directly opposite #c4e1fd on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Playground (https://brandsweets.com/palettes/bold#playground), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Burger King (https://brandsweets.com/colors/brands/bk-com). — https://brandsweets.com/colors/darkorange
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #c4e1fd's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Calendly (https://brandsweets.com/colors/brands/calendly-com), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/deepskyblue
- **Goldenrod** #daa520 [harmony, pool: split] — Goldenrod is a split-complement of #c4e1fd: 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), Candlelight (https://brandsweets.com/palettes/warm#candlelight), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty). — https://brandsweets.com/colors/goldenrod
- **Light Coral** #f08080 [harmony, pool: triadic] — Light Coral completes a triad with #c4e1fd — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Sentry (https://brandsweets.com/colors/brands/sentry-io), Blush (https://brandsweets.com/palettes/light#blush), Beach Hut (https://brandsweets.com/palettes/light#beach-hut), Meadow (https://brandsweets.com/palettes/light#meadow). — https://brandsweets.com/colors/lightcoral
- **Yellow Green** #9acd32 [harmony, pool: triadic] — Yellow Green completes a triad with #c4e1fd — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Steam (https://brandsweets.com/colors/brands/steampowered-com), Citrus Grove (https://brandsweets.com/palettes/warm#citrus-grove), Acer (https://brandsweets.com/colors/brands/acer-com), Monster Energy (https://brandsweets.com/colors/brands/monsterenergy-com). — https://brandsweets.com/colors/yellowgreen
- **Amber** #ffbf00 [pool] — Amber is paired with #c4e1fd in 21 real palettes, including Blueprint and Salesforce's brand system, as the accent. Seen in: Blueprint (https://brandsweets.com/palettes/technical#blueprint), Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Trailhead (https://brandsweets.com/palettes/warm#trailhead), Ember (https://brandsweets.com/palettes/bold#ember). — https://brandsweets.com/colors/amber

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

- On white (#ffffff): 1.35:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0876dd (4.52:1); AA: background → #616161 (4.58:1); AAA: text → #0659a7 (7.01:1); AAA: background → #454545 (7.09:1)
- On black (#000000): 15.54:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Calendly** — accent #c3dffe (Δ 0.612) — https://brandsweets.com/colors/brands/calendly-com
- **Nikon** — accent #cddcf2 (Δ 1.84) — https://brandsweets.com/colors/brands/nikon-com

## Curated palettes containing it

- **Sorbet** (pastel, light, friendly) — #ffb4a2, #ffd6a5, #bde0fe, #ffffff, #2f2a33 — Peach, apricot and baby blue on white — a soft consumer-app palette that still gets AA text from a single dark ink. — tool: https://brandsweets.com/palettes/new/ffb4a2-ffd6a5-bde0fe-ffffff-2f2a33 — collection: https://brandsweets.com/palettes/pastel
- **Blue Mono** (monochrome, cool, clean, technical) — #1e40af, #60a5fa, #bfdbfe, #f8fafc, #172554 — One blue at four lightnesses — monochromatic in the colour-theory sense; the deep step is the text, the pale step the surface tint. — tool: https://brandsweets.com/palettes/new/1e40af-60a5fa-bfdbfe-f8fafc-172554 — collection: https://brandsweets.com/palettes/monochrome

## 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/c4e1fd-9cacc4-df4e4e-1f212d-e9f1f1?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: "#c4e1fd" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.