# #308d85

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

## Values

- Hex: `#308d85`
- RGB: rgb(48, 141, 133)
- HSL: hsl(175, 49%, 37%)
- OKLCH: oklch(0.587 0.087 187)
- Relative luminance: 0.2137
- Nearest named color: Highlands (#449084, Δ 1.833) — https://brandsweets.com/colors/highlands
- Moods: neutral
- Page: https://brandsweets.com/colors/308d85

## Tints & shades

- Tints (toward white): #38a39a, #40bab0, #54c4bb, #6bccc4, #85d5cf, #9cddd8, #b3e5e1, #caedea, #e1f5f3, #f7fcfc
- Shades (toward black): #2c817a, #27726c, #236761, #1f5b56, #1b504b, #16413d, #123532, #0e2a28, #091b19, #050f0e

## Harmonies

- Complementary: #8d3038
- Analogous: #308d57, #30668d
- Triadic: #85308d, #8d8530
- Split-complementary: #8d3066, #8d5730
- Tetradic: #57308d, #8d3038, #668d30

## Colors that go with #308d85

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 #308d85: 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), Asana (https://brandsweets.com/colors/brands/asana-com). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [harmony, pool: triadic] — Copper completes a triad with #308d85 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Wellness (https://brandsweets.com/palettes/warm#wellness), Riverbed (https://brandsweets.com/palettes/muted#riverbed), 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 #308d85 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), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Cobalt Blue** #0047ab [pool] — Designers have shipped Cobalt Blue with #308d85: 5 real palettes, including Intel's brand system and Fintech Trust, as the lead colour. Seen in: Intel (https://brandsweets.com/colors/brands/intel-com), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust), Ink & Paper (https://brandsweets.com/palettes/minimal#ink-and-paper), Hershey's (https://brandsweets.com/colors/brands/hersheys-com). — https://brandsweets.com/colors/cobalt
- **Denim** #1560bd [pool] — Designers have shipped Denim with #308d85: 9 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
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #308d85 in 4 real palettes, including Sapphire & Gold and Mid-Century, as the supporting colour. Seen in: Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Noir Beauty (https://brandsweets.com/palettes/dark#noir-beauty). — https://brandsweets.com/colors/goldenrod
- **Midnight Blue** #191970 [pool] — 8 real palettes, including Tide Pool and Paramount+'s brand system put Midnight Blue beside #308d85, 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), Fintech Trust (https://brandsweets.com/palettes/cool#fintech-trust). — https://brandsweets.com/colors/midnightblue
- **Orange** #ffa500 [pool] — 4 real palettes, including Campus and Graphite put Orange beside #308d85, as the accent. Seen in: Campus (https://brandsweets.com/palettes/friendly#campus), Graphite (https://brandsweets.com/palettes/technical#graphite), Farmers Market (https://brandsweets.com/palettes/warm#farmers-market), Gopro (https://brandsweets.com/colors/brands/gopro-com). — https://brandsweets.com/colors/orange

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

- On white (#ffffff): 3.98:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #2c817a (4.64:1); AA: background → #171717 (4.5:1); AAA: text → #215f5a (7.37:1)
- On black (#000000): 5.27:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #39a79e (7.2:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/308d85-a2bdbe-d4599f-1f282d-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: "#308d85" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.