# #307e6e

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

## Values

- Hex: `#307e6e`
- RGB: rgb(48, 126, 110)
- HSL: hsl(168, 45%, 34%)
- OKLCH: oklch(0.54 0.08 177.2)
- Relative luminance: 0.1668
- Nearest named color: Emerald Whispers (#2b8478, Δ 1.972) — https://brandsweets.com/colors/emerald-whispers
- Moods: neutral
- Page: https://brandsweets.com/colors/307e6e

## Tints & shades

- Tints (toward white): #389482, #42ae98, #51bda8, #6bc7b5, #81cfc0, #97d8cb, #b1e2d8, #c8eae3, #e1f4f0, #f8fcfb
- Shades (toward black): #2b7364, #27685b, #235c51, #1f5147, #1b463e, #163b34, #12302a, #0e2520, #0a1a17, #060f0d

## Harmonies

- Complementary: #7e303f
- Analogous: #307e47, #30667e
- Triadic: #6e307e, #7e6e30
- Split-complementary: #7e3066, #7e4730
- Tetradic: #47307e, #7e303f, #667e30

## Colors that go with #307e6e

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 #307e6e: softer than #000 and cool enough to feel like part of the same palette. Seen in: N26 (https://brandsweets.com/colors/brands/n26-com), Gusto (https://brandsweets.com/colors/brands/gusto-com), Stanley (https://brandsweets.com/colors/brands/stanley1913-com), Asana (https://brandsweets.com/colors/brands/asana-com). — https://brandsweets.com/colors/charcoal
- **Medium Violet Red** #c71585 [harmony, pool: complementary] — Medium Violet Red sits directly opposite #307e6e on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Bun (https://brandsweets.com/colors/brands/bun-sh). — https://brandsweets.com/colors/mediumvioletred
- **Champagne** #f7e7ce [pool] — 5 real palettes, including Forest Floor and Darkroom put Champagne beside #307e6e, as that palette's text colour. Seen in: Forest Floor (https://brandsweets.com/palettes/dark#forest-floor), Darkroom (https://brandsweets.com/palettes/muted#darkroom), BrandSweets (https://brandsweets.com/colors/brands/brandsweets), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar). — https://brandsweets.com/colors/champagne
- **Copper** #b87333 [pool] — Designers have shipped Copper with #307e6e: 6 real palettes, including Riverbed and Wellness, as the accent. Seen in: Riverbed (https://brandsweets.com/palettes/muted#riverbed), Wellness (https://brandsweets.com/palettes/warm#wellness), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Desert Road (https://brandsweets.com/palettes/warm#desert-road). — https://brandsweets.com/colors/copper
- **Crimson** #dc143c [pool] — Crimson is paired with #307e6e in 8 real palettes, including Gemstone and Redfin's brand system, as the accent. Seen in: Gemstone (https://brandsweets.com/palettes/vivid#gemstone), Redfin (https://brandsweets.com/colors/brands/redfin-com), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Denim** #1560bd [pool] — Designers have shipped Denim with #307e6e: 9 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour. Seen in: 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), Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com). — https://brandsweets.com/colors/denim
- **Goldenrod** #daa520 [pool] — Goldenrod shows up next to #307e6e in 4 real palettes, including Mid-Century and Sapphire & Gold, as the accent. Seen in: Mid-Century (https://brandsweets.com/palettes/warm#mid-century), Sapphire & Gold (https://brandsweets.com/palettes/luxury#sapphire-and-gold), Fireside (https://brandsweets.com/palettes/dark#fireside), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/goldenrod
- **Midnight Blue** #191970 [pool] — 6 real palettes, including Paramount+'s brand system and Tide Pool put Midnight Blue beside #307e6e, as the supporting colour. Seen in: Paramount+ (https://brandsweets.com/colors/brands/paramountplus-com), Tide Pool (https://brandsweets.com/palettes/cool#tide-pool), Lufthansa (https://brandsweets.com/colors/brands/lufthansa-com), Open House (https://brandsweets.com/palettes/clean#open-house). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 4.84:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #246054 (7.3:1)
- On black (#000000): 4.34:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #318171 (4.51:1); AA: background → #f7f7f7 (4.52:1); AAA: text → #3fa692 (7.08:1)

## Brands using this color

- **N26** — secondary #088177 (Δ 1.857) — https://brandsweets.com/colors/brands/n26-com

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/307e6e-a2bebc-d459ad-1f2a2d-e9f1ec?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: "#307e6e" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.