# #5fcff1

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

## Values

- Hex: `#5fcff1`
- RGB: rgb(95, 207, 241)
- HSL: hsl(194, 84%, 66%)
- OKLCH: oklch(0.802 0.112 220.8)
- Relative luminance: 0.5341
- Nearest named color: Below Zero (#87cded, Δ 3.318) — https://brandsweets.com/colors/below-zero
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/5fcff1

## Tints & shades

- Tints (toward white): #6ed3f2, #7cd8f4, #8eddf5, #9ce1f6, #abe6f8, #b9eaf9, #c7eefa, #d9f4fc, #e8f8fd, #f6fcfe
- Shades (toward black): #43c7ef, #27beec, #13aedd, #1197c0, #0e81a4, #0c6b88, #09556c, #073b4b, #04252f, #020f13

## Harmonies

- Complementary: #f1815f
- Analogous: #5ff1ca, #5f86f1
- Triadic: #f15fcf, #cff15f
- Split-complementary: #f15f86, #f1ca5f
- Tetradic: #ca5ff1, #f1815f, #86f15f

## Colors that go with #5fcff1

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 #5fcff1: softer than #000 and cool enough to feel like part of the same palette. Seen in: Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Boeing (https://brandsweets.com/colors/brands/boeing-com), UEFA (https://brandsweets.com/colors/brands/uefa-com), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/charcoal
- **Dark Salmon** #e9967a [harmony, pool: complementary] — Dark Salmon sits directly opposite #5fcff1 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid). — https://brandsweets.com/colors/darksalmon
- **Crimson** #dc143c [pool] — Crimson is paired with #5fcff1 in 4 real palettes, including Riot Games's brand system and Tiffany & Co.'s brand system, as the supporting colour. Seen in: Riot Games (https://brandsweets.com/colors/brands/riotgames-com), Tiffany & Co. (https://brandsweets.com/colors/brands/tiffany-com), Frost & Ember (https://brandsweets.com/palettes/bold#frost-and-ember), JBL (https://brandsweets.com/colors/brands/jbl-com). — https://brandsweets.com/colors/crimson
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #5fcff1: 4 real palettes, including Patreon's brand system and Opensea's brand system, as the accent. Seen in: Patreon (https://brandsweets.com/colors/brands/patreon-com), Opensea (https://brandsweets.com/colors/brands/opensea-io), Figma (https://brandsweets.com/colors/brands/figma), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/dodgerblue
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Telehealth and Lavender Milk put Midnight Blue beside #5fcff1, as the text colour against it. Seen in: Telehealth (https://brandsweets.com/palettes/modern#telehealth), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk), Blue Mono (https://brandsweets.com/palettes/cool#blue-mono), First Snow (https://brandsweets.com/palettes/cool#first-snow). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #5fcff1 in 6 real palettes, including Telehealth and 1password's brand system, as the lead colour. Seen in: Telehealth (https://brandsweets.com/palettes/modern#telehealth), 1password (https://brandsweets.com/colors/brands/1password-com), NBA (https://brandsweets.com/colors/brands/nba-com), Confluent (https://brandsweets.com/colors/brands/confluent-io). — https://brandsweets.com/colors/royalblue
- **Slate Gray** #708090 [pool] — 4 real palettes, including Still Water and Dusty Blue put Slate Gray beside #5fcff1, as the lead colour. Seen in: Still Water (https://brandsweets.com/palettes/cool#still-water), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/slategray
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #5fcff1: 4 real palettes, including Glacier and Astro's brand system, as the lead colour. Seen in: Glacier (https://brandsweets.com/palettes/cool#glacier), Astro (https://brandsweets.com/colors/brands/astro-build), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Telegram (https://brandsweets.com/colors/brands/telegram-org). — https://brandsweets.com/colors/steelblue

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

- On white (#ffffff): 1.8:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0e7ea0 (4.66:1); AA: background → #4f4f4f (4.56:1); AAA: text → #0b607a (7.07:1); AAA: background → #333333 (7.03:1)
- On black (#000000): 11.68:1 — AA pass, AA-large pass, AAA pass

## 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/5fcff1-9cb6c4-df4e72-1f242d-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: "#5fcff1" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.