# #00a5a8

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

## Values

- Hex: `#00a5a8`
- RGB: rgb(0, 165, 168)
- HSL: hsl(181, 100%, 33%)
- OKLCH: oklch(0.655 0.111 197.1)
- Relative luminance: 0.2974
- Nearest named color: Baltic (#279d9f, Δ 2.303) — https://brandsweets.com/colors/baltic
- Moods: cool, vivid, technical, modern
- Page: https://brandsweets.com/colors/00a5a8

## Tints & shades

- Tints (toward white): #00c9cc, #00e7eb, #0ffbff, #2efcff, #52fcff, #70fdff, #94fdff, #b3feff, #d6feff, #f5ffff
- Shades (toward black): #009699, #00878a, #00787a, #00696b, #005f61, #005052, #004142, #003233, #002324, #001414

## Harmonies

- Complementary: #a80300
- Analogous: #00a857, #0051a8
- Triadic: #a800a5, #a5a800
- Split-complementary: #a80051, #a85700
- Tetradic: #5700a8, #a80300, #51a800

## Colors that go with #00a5a8

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 #00a5a8: softer than #000 and cool enough to feel like part of the same palette. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), N26 (https://brandsweets.com/colors/brands/n26-com), Lido (https://brandsweets.com/palettes/vivid#lido), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool). — https://brandsweets.com/colors/charcoal
- **Tomato** #ff6347 [harmony, pool: complementary] — Tomato sits directly opposite #00a5a8 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
- **Crimson** #dc143c [pool] — Crimson is paired with #00a5a8 in 5 real palettes, including Diner and Redfin's brand system, as the lead colour. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), Redfin (https://brandsweets.com/colors/brands/redfin-com), DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com), Riot Games (https://brandsweets.com/colors/brands/riotgames-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #00a5a8: 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] — 7 real palettes, including Ford's brand system and Tide Pool put Midnight Blue beside #00a5a8, as the lead colour. Seen in: Ford (https://brandsweets.com/colors/brands/ford-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), SoFi (https://brandsweets.com/colors/brands/sofi-com), Confluent (https://brandsweets.com/colors/brands/confluent-io). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #00a5a8 in 4 real palettes, including Confluent's brand system and Khan Academy's brand system, as the supporting colour. Seen in: Confluent (https://brandsweets.com/colors/brands/confluent-io), Khan Academy (https://brandsweets.com/colors/brands/khanacademy-org), Elastic (https://brandsweets.com/colors/brands/elastic-co), Brilliant (https://brandsweets.com/colors/brands/brilliant-org). — https://brandsweets.com/colors/royalblue
- **Taupe** #483c32 [pool] — Taupe is paired with #00a5a8 in 10 real palettes, including Rain Garden and Still Water, as that palette's text colour. Seen in: Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Still Water (https://brandsweets.com/palettes/cool#still-water), Resort (https://brandsweets.com/palettes/light#resort), Cursor (https://brandsweets.com/colors/brands/cursor-com). — https://brandsweets.com/colors/taupe
- **Chocolate** #d2691e [harmony, pool: split] — Chocolate is a split-complement of #00a5a8: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/chocolate

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

- On white (#ffffff): 3.02:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #008285 (4.63:1); AA: background → #2b2b2b (4.68:1); AAA: text → #005f61 (7.47:1)
- On black (#000000): 6.95:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #00abad (7.43:1)

## 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/00a5a8-a2babe-d45992-1f272d-e9f1ed?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: "#00a5a8" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.