# #3c8b8a

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

## Values

- Hex: `#3c8b8a`
- RGB: rgb(60, 139, 138)
- HSL: hsl(179, 40%, 39%)
- OKLCH: oklch(0.588 0.077 194.1)
- Relative luminance: 0.2126
- Nearest named color: Highlands (#449084, Δ 2.148) — https://brandsweets.com/colors/highlands
- Moods: neutral
- Page: https://brandsweets.com/colors/3c8b8a

## Tints & shades

- Tints (toward white): #45a19f, #50b4b2, #65bdbc, #7bc6c5, #90d0cf, #a2d7d6, #b8e0e0, #cdeae9, #e2f3f2, #f8fcfc
- Shades (toward black): #37817f, #317271, #2c6867, #265958, #224f4e, #1c4040, #173635, #112727, #0c1d1c, #060e0e

## Harmonies

- Complementary: #8b3c3d
- Analogous: #3c8b62, #3c658b
- Triadic: #8a3c8b, #8b8a3c
- Split-complementary: #8b3c65, #8b623c
- Tetradic: #623c8b, #8b3c3d, #658b3c

## Colors that go with #3c8b8a

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 #3c8b8a: softer than #000 and cool enough to feel like part of the same palette. Seen in: Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), N26 (https://brandsweets.com/colors/brands/n26-com), Coastal (https://brandsweets.com/palettes/cool#coastal), Beach Hut (https://brandsweets.com/palettes/light#beach-hut). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [harmony, pool: split] — Copper is a split-complement of #3c8b8a: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Riverbed (https://brandsweets.com/palettes/muted#riverbed), Wellness (https://brandsweets.com/palettes/warm#wellness), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Atelier (https://brandsweets.com/palettes/elegant#atelier). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [harmony, pool: complementary] — Crimson sits directly opposite #3c8b8a on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Redfin (https://brandsweets.com/colors/brands/redfin-com), Diner (https://brandsweets.com/palettes/vivid#diner), Retro Pop (https://brandsweets.com/palettes/playful#retro-pop), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com). — https://brandsweets.com/colors/crimson
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #3c8b8a: 5 real palettes, including Intel's brand system and Ink & Paper, as the lead colour. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/cobalt
- **Denim** #1560bd [pool] — Designers have shipped Denim with #3c8b8a: 13 real palettes, including Peacock and Intel's brand system, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Intel (https://brandsweets.com/colors/brands/intel-com), Jack Daniel's (https://brandsweets.com/colors/brands/jackdaniels-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/denim
- **Firebrick** #b22222 [pool] — Designers have shipped Firebrick with #3c8b8a: 4 real palettes, including Wendy's's brand system and Newsprint, as the supporting colour. Seen in: Wendy's (https://brandsweets.com/colors/brands/wendys-com), Newsprint (https://brandsweets.com/palettes/editorial#newsprint), Honda (https://brandsweets.com/colors/brands/honda-com), AT&T (https://brandsweets.com/colors/brands/att-com). — https://brandsweets.com/colors/firebrick
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #3c8b8a in 5 real palettes, including Sapphire & Gold and Ledger Dark, as the supporting colour. Seen in: Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty). — https://brandsweets.com/colors/goldenrod
- **Midnight Blue** #191970 [pool] — 10 real palettes, including Tide Pool and Paramount+'s brand system put Midnight Blue beside #3c8b8a, as that palette's text colour. Seen in: Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Ford (https://brandsweets.com/colors/brands/ford-com), Discover (https://brandsweets.com/colors/brands/discover-com). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 4:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #37817f (4.56:1); AA: background → #141414 (4.61:1); AAA: text → #29605f (7.16:1)
- On black (#000000): 5.25:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #46a4a3 (7.1:1)

## Curated palettes containing it

- **Rain Garden** (spring, cool, muted, calm) — #4f8a8b, #a5c9a1, #f2b5a7, #f6f9f7, #1f3331 — Wet-leaf teal and moss with a soft peach — an overcast spring, calmer than the bright version and better for long reading. — tool: https://brandsweets.com/palettes/new/4f8a8b-a5c9a1-f2b5a7-f6f9f7-1f3331 — collection: https://brandsweets.com/palettes/spring

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/3c8b8a-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: "#3c8b8a" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.