# #37a49a

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

## Values

- Hex: `#37a49a`
- RGB: rgb(55, 164, 154)
- HSL: hsl(174, 50%, 43%)
- OKLCH: oklch(0.655 0.098 186.4)
- Relative luminance: 0.297
- Nearest named color: Baltic (#279d9f, Δ 2.654) — https://brandsweets.com/colors/baltic
- Moods: neutral
- Page: https://brandsweets.com/colors/37a49a

## Tints & shades

- Tints (toward white): #3ebbaf, #4fc4b9, #66ccc2, #79d2c9, #90dad3, #a3e0da, #bae8e3, #cdeeeb, #e4f6f4, #f7fcfc
- Shades (toward black): #32958b, #2d867d, #28776f, #226760, #1f5c56, #1a4d47, #143d39, #0f2e2b, #0a1f1d, #050f0e

## Harmonies

- Complementary: #a43742
- Analogous: #37a463, #3779a4
- Triadic: #9a37a4, #a49a37
- Split-complementary: #a43779, #a46337
- Tetradic: #6337a4, #a43742, #79a437

## Colors that go with #37a49a

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 #37a49a: 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), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Lagoon (https://brandsweets.com/palettes/vivid#lagoon). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [pool] — Designers have shipped Copper with #37a49a: 5 real palettes, including Clean Beauty and Wellness, as the accent. Seen in: Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Wellness (https://brandsweets.com/palettes/warm#wellness), Dusk (https://brandsweets.com/palettes/cool#dusk), Atelier (https://brandsweets.com/palettes/elegant#atelier). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #37a49a in 6 real palettes, including Diner and DuckDuckGo's brand system, as the lead colour. Seen in: Diner (https://brandsweets.com/palettes/vivid#diner), DuckDuckGo (https://brandsweets.com/colors/brands/duckduckgo-com), Redfin (https://brandsweets.com/colors/brands/redfin-com), Riot Games (https://brandsweets.com/colors/brands/riotgames-com). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #37a49a: 8 real palettes, including Peacock and Open House, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Open House (https://brandsweets.com/palettes/clean#open-house), Dusk (https://brandsweets.com/palettes/cool#dusk), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 9 real palettes, including Tide Pool and Ford's brand system put Midnight Blue beside #37a49a, as that palette's text colour. Seen in: Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Ford (https://brandsweets.com/colors/brands/ford-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), SoFi (https://brandsweets.com/colors/brands/sofi-com). — https://brandsweets.com/colors/midnightblue
- **Orange** #ffa500 [pool] — 4 real palettes, including Mint Modern and Olympics's brand system put Orange beside #37a49a, as the accent. Seen in: Mint Modern (https://brandsweets.com/palettes/modern#mint-modern), Olympics (https://brandsweets.com/colors/brands/olympics-com), Gopro (https://brandsweets.com/colors/brands/gopro-com), Graphite (https://brandsweets.com/palettes/technical#graphite). — https://brandsweets.com/colors/orange
- **Royal Blue** #4169e1 [pool] — Royal Blue is paired with #37a49a in 7 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
- **Deep Pink** #ff1493 [harmony: complementary] — Deep Pink sits directly opposite #37a49a 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/deeppink

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

- On white (#ffffff): 3.03:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #2b8279 (4.59:1); AA: background → #2b2b2b (4.68:1); AAA: text → #206059 (7.29:1)
- On black (#000000): 6.94:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #38a89d (7.26:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/37a49a-a2bebe-d459a1-1f292d-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: "#37a49a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.