# #3de4fa

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

## Values

- Hex: `#3de4fa`
- RGB: rgb(61, 228, 250)
- HSL: hsl(187, 95%, 61%)
- OKLCH: oklch(0.846 0.133 208.3)
- Relative luminance: 0.6338
- Nearest named color: Aqua (#0ff0fe, Δ 3.157) — https://brandsweets.com/colors/aqua-2
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/3de4fa

## Tints & shades

- Tints (toward white): #51e7fb, #60e9fb, #74ecfb, #88eefc, #9cf1fc, #aaf3fd, #bef6fd, #d2f9fe, #e1fbfe, #f5feff
- Shades (toward black): #1fe0f9, #06dcf9, #06c2db, #05a7bd, #0491a4, #037786, #035d68, #02424b, #012c32, #011214

## Harmonies

- Complementary: #fa533d
- Analogous: #3dfab2, #3d86fa
- Triadic: #fa3de4, #e4fa3d
- Split-complementary: #fa3d86, #fab23d
- Tetradic: #b23dfa, #fa533d, #86fa3d

## Colors that go with #3de4fa

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 #3de4fa: softer than #000 and cool enough to feel like part of the same palette. Seen in: UEFA (https://brandsweets.com/colors/brands/uefa-com), Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Boeing (https://brandsweets.com/colors/brands/boeing-com), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Deep Sky Blue** #00bfff [harmony, pool: analogous] — Deep Sky Blue is #3de4fa's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Astro (https://brandsweets.com/colors/brands/astro-build), Mistral AI (https://brandsweets.com/colors/brands/mistral-ai), Calendly (https://brandsweets.com/colors/brands/calendly-com). — https://brandsweets.com/colors/deepskyblue
- **Crimson** #dc143c [pool] — Crimson is paired with #3de4fa in 4 real palettes, including Tiffany & Co.'s brand system and Formula 1's brand system, as the supporting colour. Seen in: Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Formula 1 (https://brandsweets.com/colors/brands/formula1-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), Riot Games (https://brandsweets.com/colors/brands/riotgames-com). — https://brandsweets.com/colors/crimson
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #3de4fa: 4 real palettes, including Bluesky Social's brand system and Opensea's brand system, as the lead colour. Seen in: Bluesky Social (https://brandsweets.com/colors/brands/bsky-app), Opensea (https://brandsweets.com/colors/brands/opensea-io), Patreon (https://brandsweets.com/colors/brands/patreon-com), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/dodgerblue
- **Taupe** #483c32 [pool] — Taupe is paired with #3de4fa in 9 real palettes, including Boeing's brand system and Macaron, as the text colour against it. Seen in: Boeing (https://brandsweets.com/colors/brands/boeing-com), Macaron (https://brandsweets.com/palettes/light#macaron), Nursery (https://brandsweets.com/palettes/light#nursery), Mint Chip (https://brandsweets.com/palettes/light#mint-chip). — https://brandsweets.com/colors/taupe
- **Wheat** #f5deb3 [pool] — Designers have shipped Wheat with #3de4fa: 4 real palettes, including Mint Chip and Oatly's brand system, as the accent. Seen in: Mint Chip (https://brandsweets.com/palettes/light#mint-chip), Oatly (https://brandsweets.com/colors/brands/oatly-com), Sorbet (https://brandsweets.com/palettes/light#sorbet), Still Water (https://brandsweets.com/palettes/cool#still-water). — https://brandsweets.com/colors/wheat
- **Salmon** #fa8072 [harmony: complementary] — Salmon sits directly opposite #3de4fa on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. — https://brandsweets.com/colors/salmon
- **Dark Orange** #ff8c00 [harmony, pool: split] — Dark Orange is a split-complement of #3de4fa: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: PayPal (https://brandsweets.com/colors/brands/paypal-com). — https://brandsweets.com/colors/darkorange

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

- On white (#ffffff): 1.54:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #048090 (4.67:1); AA: background → #595959 (4.56:1); AAA: text → #03616d (7.16:1); AAA: background → #3d3d3d (7.07:1)
- On black (#000000): 13.68:1 — AA pass, AA-large pass, AAA pass

## Curated palettes containing it

- **Laser** (neon, vivid, dark, technical) — #39ff14, #bf00ff, #00e5ff, #07070d, #eefaf0 — Laser green, violet and cyan — the synthwave/gaming set; keep the type near-white and let one neon own each screen. — tool: https://brandsweets.com/palettes/new/39ff14-bf00ff-00e5ff-07070d-eefaf0 — collection: https://brandsweets.com/palettes/neon

## Fonts for this mood

- technical: https://brandsweets.com/fonts/mood/technical
- 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/3de4fa-a2b8be-df4e83-1f262d-e9f1ee?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: "#3de4fa" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.