# #09c0dc

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

## Values

- Hex: `#09c0dc`
- RGB: rgb(9, 192, 220)
- HSL: hsl(188, 92%, 45%)
- OKLCH: oklch(0.743 0.129 213.1)
- Relative luminance: 0.4292
- Nearest named color: Blue Bikini (#00bbee, Δ 3.366) — https://brandsweets.com/colors/blue-bikini
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/09c0dc

## Tints & shades

- Tints (toward white): #0ad6f5, #28daf6, #40dff7, #59e3f8, #76e8f9, #8eecfa, #a7f0fb, #bff4fc, #ddf9fe, #f5fdff
- Shades (toward black): #08afc9, #089eb5, #078da2, #067c8e, #056b7a, #045562, #03444e, #02333b, #022227, #011114

## Harmonies

- Complementary: #dc2509
- Analogous: #09dc8f, #0957dc
- Triadic: #dc09c0, #c0dc09
- Split-complementary: #dc0957, #dc8f09
- Tetradic: #8f09dc, #dc2509, #57dc09

## Colors that go with #09c0dc

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 #09c0dc: softer than #000 and cool enough to feel like part of the same palette. Seen in: Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Vimeo (https://brandsweets.com/colors/brands/vimeo-com), Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), UEFA (https://brandsweets.com/colors/brands/uefa-com). — https://brandsweets.com/colors/charcoal
- **Dark Orange** #ff8c00 [harmony, pool: split] — Dark Orange is a split-complement of #09c0dc: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Learning App (https://brandsweets.com/palettes/playful#learning-app), Elastic (https://brandsweets.com/colors/brands/elastic-co), PayPal (https://brandsweets.com/colors/brands/paypal-com). — https://brandsweets.com/colors/darkorange
- **Denim** #1560bd [pool] — Designers have shipped Denim with #09c0dc: 5 real palettes, including UEFA's brand system and Venmo's brand system, as the accent. Seen in: UEFA (https://brandsweets.com/colors/brands/uefa-com), Venmo (https://brandsweets.com/colors/brands/venmo-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #09c0dc: 4 real palettes, including Patreon's brand system and Figma's brand system, as the accent. Seen in: Patreon (https://brandsweets.com/colors/brands/patreon-com), Figma (https://brandsweets.com/colors/brands/figma), Venmo (https://brandsweets.com/colors/brands/venmo-com), Opensea (https://brandsweets.com/colors/brands/opensea-io). — https://brandsweets.com/colors/dodgerblue
- **Midnight Blue** #191970 [pool] — 8 real palettes, including Confluent's brand system and Kraken's brand system put Midnight Blue beside #09c0dc, as the lead colour. Seen in: Confluent (https://brandsweets.com/colors/brands/confluent-io), Kraken (https://brandsweets.com/colors/brands/kraken-com), SoFi (https://brandsweets.com/colors/brands/sofi-com), Ford (https://brandsweets.com/colors/brands/ford-com). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #09c0dc in 8 real palettes, including Confluent's brand system and Elastic's brand system, as the supporting colour. Seen in: Confluent (https://brandsweets.com/colors/brands/confluent-io), Elastic (https://brandsweets.com/colors/brands/elastic-co), 1password (https://brandsweets.com/colors/brands/1password-com), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #09c0dc in 8 real palettes, including Crayon Box and Cursor's brand system, as the text colour against it. Seen in: Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Cursor (https://brandsweets.com/colors/brands/cursor-com), Astro (https://brandsweets.com/colors/brands/astro-build), Boeing (https://brandsweets.com/colors/brands/boeing-com). — https://brandsweets.com/colors/taupe
- **Salmon** #fa8072 [harmony: complementary] — Salmon sits directly opposite #09c0dc 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

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

- On white (#ffffff): 2.19:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #068093 (4.65:1); AA: background → #424242 (4.59:1); AAA: text → #056271 (7.02:1); AAA: background → #242424 (7.09:1)
- On black (#000000): 9.58:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Riot Games** — accent #0bc4e2 (Δ 1.26) — https://brandsweets.com/colors/brands/riotgames-com

## 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/09c0dc-a2b7be-df4e81-1f252d-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: "#09c0dc" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.