# #0da9d9

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

## Values

- Hex: `#0da9d9`
- RGB: rgb(13, 169, 217)
- HSL: hsl(194, 89%, 45%)
- OKLCH: oklch(0.686 0.131 227.5)
- Relative luminance: 0.3347
- Nearest named color: Aquarius (#2db0ce, Δ 3.117) — https://brandsweets.com/colors/aquarius
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/0da9d9

## Tints & shades

- Tints (toward white): #0ebcf1, #2bc4f3, #43cbf4, #5bd1f5, #78d9f7, #90e0f9, #a8e7fa, #c0eefb, #ddf6fd, #f5fcfe
- Shades (toward black): #0c9ac6, #0a8bb2, #097c9f, #086d8c, #075e78, #064b60, #043c4d, #032d3a, #021e27, #010f13

## Harmonies

- Complementary: #d93c0d
- Analogous: #0dd9a2, #0d43d9
- Triadic: #d90da9, #a9d90d
- Split-complementary: #d90d43, #d9a20d
- Tetradic: #a20dd9, #d93c0d, #43d90d

## Colors that go with #0da9d9

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 #0da9d9: softer than #000 and cool enough to feel like part of the same palette. Seen in: Lamborghini (https://brandsweets.com/colors/brands/lamborghini-com), Lido (https://brandsweets.com/palettes/vivid#lido), Lagoon (https://brandsweets.com/palettes/vivid#lagoon), Blizzard (https://brandsweets.com/colors/brands/blizzard-com). — https://brandsweets.com/colors/charcoal
- **Tomato** #ff6347 [harmony, pool: split] — Tomato is a split-complement of #0da9d9: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido), Substack (https://brandsweets.com/colors/brands/substack-com), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box), Replit (https://brandsweets.com/colors/brands/replit). — https://brandsweets.com/colors/tomato
- **Terracotta** #e2725b [harmony, pool: complementary] — Terracotta sits directly opposite #0da9d9 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Alpine (https://brandsweets.com/palettes/cool#alpine). — https://brandsweets.com/colors/terracotta
- **Amber** #ffbf00 [pool] — Amber is paired with #0da9d9 in 7 real palettes, including Salesforce's brand system and Blueprint, as the accent. Seen in: Salesforce (https://brandsweets.com/colors/brands/salesforce-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), NBA (https://brandsweets.com/colors/brands/nba-com), Heatwave (https://brandsweets.com/palettes/warm#heatwave). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 5 real palettes, including Warp's brand system and Canva's brand system put Blue beside #0da9d9, as the supporting colour. Seen in: Warp (https://brandsweets.com/colors/brands/warp-dev), Canva (https://brandsweets.com/colors/brands/canva-com), Unity (https://brandsweets.com/colors/brands/unity-com), Qualcomm (https://brandsweets.com/colors/brands/qualcomm-com). — https://brandsweets.com/colors/blue
- **Dark Orange** #ff8c00 [pool] — Dark Orange shows up next to #0da9d9 in 4 real palettes, including Elastic's brand system and Learning App, as the lead colour. Seen in: Elastic (https://brandsweets.com/colors/brands/elastic-co), Learning App (https://brandsweets.com/palettes/playful#learning-app), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), PayPal (https://brandsweets.com/colors/brands/paypal-com). — https://brandsweets.com/colors/darkorange
- **Denim** #1560bd [pool] — Designers have shipped Denim with #0da9d9: 7 real palettes, including Gopro's brand system and Coca-Cola's brand system, as the lead colour. Seen in: Gopro (https://brandsweets.com/colors/brands/gopro-com), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Venmo (https://brandsweets.com/colors/brands/venmo-com), Apple (https://brandsweets.com/colors/brands/apple-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 8 real palettes, including Confluent's brand system and SoFi's brand system put Midnight Blue beside #0da9d9, as the lead colour. Seen in: Confluent (https://brandsweets.com/colors/brands/confluent-io), SoFi (https://brandsweets.com/colors/brands/sofi-com), Ford (https://brandsweets.com/colors/brands/ford-com), Kraken (https://brandsweets.com/colors/brands/kraken-com). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 2.73:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0a80a4 (4.53:1); AA: background → #333333 (4.63:1); AAA: text → #075e78 (7.29:1); AAA: background → #0f0f0f (7.02:1)
- On black (#000000): 7.69:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Lamborghini** — secondary #29abe2 (Δ 1.68) — https://brandsweets.com/colors/brands/lamborghini-com
- **Elastic** — secondary #00a9e5 (Δ 1.81) — https://brandsweets.com/colors/brands/elastic-co

## 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/0da9d9-9cb6c4-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: "#0da9d9" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.