# #0da5af

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

## Values

- Hex: `#0da5af`
- RGB: rgb(13, 165, 175)
- HSL: hsl(184, 86%, 37%)
- OKLCH: oklch(0.658 0.11 202.6)
- Relative luminance: 0.3009
- Nearest named color: Baltic (#279d9f, Δ 2.768) — https://brandsweets.com/colors/baltic
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/0da5af

## Tints & shades

- Tints (toward white): #0fbfcc, #11dae8, #2ae2ef, #46e6f1, #67eaf4, #84eef6, #a0f2f8, #bdf6fa, #d9fafc, #f6fefe
- Shades (toward black): #0c97a1, #0b868e, #0a7880, #096b72, #075d64, #064c51, #053e42, #043134, #021f21, #011213

## Harmonies

- Complementary: #af180d
- Analogous: #0daf69, #0d54af
- Triadic: #af0da5, #a5af0d
- Split-complementary: #af0d54, #af690d
- Tetradic: #690daf, #af180d, #54af0d

## Colors that go with #0da5af

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 #0da5af: softer than #000 and cool enough to feel like part of the same palette. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido), Coastal (https://brandsweets.com/palettes/cool#coastal), N26 (https://brandsweets.com/colors/brands/n26-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/charcoal
- **Tomato** #ff6347 [harmony, pool: complementary] — Tomato sits directly opposite #0da5af on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Lido (https://brandsweets.com/palettes/vivid#lido), Hermès (https://brandsweets.com/colors/brands/hermes-com), Crayon Box (https://brandsweets.com/palettes/playful#crayon-box). — https://brandsweets.com/colors/tomato
- **Cornflower Blue** #6495ed [harmony, pool: analogous] — Cornflower Blue is #0da5af's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces. Seen in: Arctic (https://brandsweets.com/palettes/clean#arctic), Canva (https://brandsweets.com/colors/brands/canva-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/cornflowerblue
- **Crimson** #dc143c [pool] — Crimson is paired with #0da5af in 5 real palettes, including Diner and Riot Games's brand system, as the lead colour. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Riot Games (https://brandsweets.com/colors/brands/riotgames-com), Redfin (https://brandsweets.com/colors/brands/redfin-com), DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #0da5af: 5 real palettes, including Peacock and Gopro's brand system, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Gopro (https://brandsweets.com/colors/brands/gopro-com), Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 9 real palettes, including Ford's brand system and SoFi's brand system put Midnight Blue beside #0da5af, as the lead colour. Seen in: Ford (https://brandsweets.com/colors/brands/ford-com), SoFi (https://brandsweets.com/colors/brands/sofi-com), Confluent (https://brandsweets.com/colors/brands/confluent-io), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #0da5af in 4 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), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Brilliant (https://brandsweets.com/colors/brands/brilliant-org). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #0da5af in 9 real palettes, including Still Water and Rain Garden, as that palette's text colour. Seen in: Still Water (https://brandsweets.com/palettes/cool#still-water), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Cursor (https://brandsweets.com/colors/brands/cursor-com), Resort (https://brandsweets.com/palettes/light#resort). — https://brandsweets.com/colors/taupe

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

- On white (#ffffff): 2.99:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #0a818a (4.65:1); AA: background → #2e2e2e (4.54:1); AAA: text → #086268 (7.1:1); AAA: background → #000000 (7.02:1)
- On black (#000000): 7.02:1 — AA pass, AA-large pass, AAA pass

## Brands using this color

- **Ford** — secondary #00a5b5 (Δ 0.912) — https://brandsweets.com/colors/brands/ford-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/0da5af-a2b9be-df4e8a-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: "#0da5af" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.