# #00a3a0

A color — vivid. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#00a3a0`
- RGB: rgb(0, 163, 160)
- HSL: hsl(179, 100%, 32%)
- OKLCH: oklch(0.647 0.111 192.4)
- Relative luminance: 0.2873
- Nearest named color: Baltic (#279d9f, Δ 1.816) — https://brandsweets.com/colors/baltic
- Moods: vivid
- Page: https://brandsweets.com/colors/00a3a0

## Tints & shades

- Tints (toward white): #00c7c4, #00e6e2, #0afffb, #29fffb, #4dfffc, #70fffd, #8ffffd, #b3fffe, #d1fffe, #f5ffff
- Shades (toward black): #009491, #008582, #007a78, #006b69, #005c5a, #004d4b, #003d3c, #003332, #002423, #001414

## Harmonies

- Complementary: #a30003
- Analogous: #00a34f, #0054a3
- Triadic: #a000a3, #a3a000
- Split-complementary: #a30054, #a34f00
- Tetradic: #4f00a3, #a30003, #54a300

## Colors that go with #00a3a0

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 #00a3a0: softer than #000 and cool enough to feel like part of the same palette. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), N26 (https://brandsweets.com/colors/brands/n26-com), Lido (https://brandsweets.com/palettes/vivid#lido). — https://brandsweets.com/colors/charcoal
- **Crimson** #dc143c [pool] — Crimson is paired with #00a3a0 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), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #00a3a0: 4 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 #00a3a0, 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), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/midnightblue
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #00a3a0 in 6 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), Brilliant (https://brandsweets.com/colors/brands/brilliant-org), Elastic (https://brandsweets.com/colors/brands/elastic-co). — https://brandsweets.com/colors/royalblue
- **Steel Blue** #4682b4 [pool] — Designers have shipped Steel Blue with #00a3a0: 4 real palettes, including Fintech Trust and Deep Water, as the supporting colour. Seen in: Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Deep Water (https://brandsweets.com/palettes/dark#deep-water), Telegram (https://brandsweets.com/colors/brands/telegram-org), Olympics (https://brandsweets.com/colors/brands/olympics-com). — https://brandsweets.com/colors/steelblue
- **Taupe** #483c32 [pool] — Taupe is paired with #00a3a0 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), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/taupe
- **Chocolate** #d2691e [harmony, pool: split] — Chocolate is a split-complement of #00a3a0: 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): 3.11:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #00807d (4.79:1); AA: background → #2b2b2b (4.55:1); AAA: text → #00615f (7.3:1)
- On black (#000000): 6.75:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #00a8a5 (7.14:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/00a3a0-a2bbbe-d45996-1f272d-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: "#00a3a0" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.