# #659a90

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

## Values

- Hex: `#659a90`
- RGB: rgb(101, 154, 144)
- HSL: hsl(169, 21%, 50%)
- OKLCH: oklch(0.646 0.058 181.2)
- Relative luminance: 0.2789
- Nearest named color: Emerald Oasis (#67a195, Δ 2.014) — https://brandsweets.com/colors/emerald-oasis
- Moods: muted
- Page: https://brandsweets.com/colors/659a90

## Tints & shades

- Tints (toward white): #74a49c, #84aea7, #90b6af, #9fc1ba, #afcbc6, #bed5d1, #cedfdc, #dae7e4, #e9f1f0, #f9fbfb
- Shades (toward black): #5b8b82, #537f76, #496f68, #40635c, #36534e, #2c4440, #243834, #1a2826, #121c1a, #080c0c

## Harmonies

- Complementary: #9a656f
- Analogous: #659a76, #65899a
- Triadic: #90659a, #9a9065
- Split-complementary: #9a6589, #9a7665
- Tetradic: #76659a, #9a656f, #899a65

## Colors that go with #659a90

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 #659a90: 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), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine). — https://brandsweets.com/colors/charcoal
- **Copper** #b87333 [harmony, pool: triadic] — Copper completes a triad with #659a90 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty), Atelier (https://brandsweets.com/palettes/elegant#atelier), Dusk (https://brandsweets.com/palettes/cool#dusk), Wellness (https://brandsweets.com/palettes/warm#wellness). — https://brandsweets.com/colors/copper
- **Blush Pink** #e8b4b8 [pool] — 4 real palettes, including Rain Garden and Estate put Blush Pink beside #659a90, as the accent. Seen in: Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Estate (https://brandsweets.com/palettes/luxury#estate), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/blush-pink
- **Burlywood** #deb887 [pool] — Burlywood is paired with #659a90 in 4 real palettes, including Coastal and Kiln, as the accent. Seen in: Coastal (https://brandsweets.com/palettes/cool#coastal), Kiln (https://brandsweets.com/palettes/dark#kiln), Polaroid (https://brandsweets.com/palettes/light#polaroid), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard). — https://brandsweets.com/colors/burlywood
- **Crimson** #dc143c [pool] — Crimson is paired with #659a90 in 6 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), Five Guys (https://brandsweets.com/colors/brands/fiveguys-com), Netflix (https://brandsweets.com/colors/brands/netflix). — https://brandsweets.com/colors/crimson
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #659a90 in 4 real palettes, including Clay & Linen and Oatmeal, as the accent. Seen in: Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Undergrowth (https://brandsweets.com/palettes/dark#undergrowth), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #659a90: 9 real palettes, including Peacock and Dusk, as the supporting colour. Seen in: Peacock (https://brandsweets.com/palettes/vivid#peacock), Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Intel (https://brandsweets.com/colors/brands/intel-com). — https://brandsweets.com/colors/denim
- **Hunter Green** #355e3b [pool] — Hunter Green is paired with #659a90 in 4 real palettes, including Subaru's brand system and Pine & Birch, as the lead colour. Seen in: Subaru (https://brandsweets.com/colors/brands/subaru-com), Pine & Birch (https://brandsweets.com/palettes/clean#pine-and-birch), Darkroom (https://brandsweets.com/palettes/muted#darkroom), Bookshop (https://brandsweets.com/palettes/editorial#bookshop). — https://brandsweets.com/colors/hunter-green

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

- On white (#ffffff): 3.19:1 — AA fail, AA-large pass, AAA fail. Fix: AA: text → #537f76 (4.5:1); AA: background → #292929 (4.56:1); AAA: text → #3c5d57 (7.25:1)
- On black (#000000): 6.58:1 — AA pass, AA-large pass, AAA fail. Fix: AAA: text → #6ea097 (7.14:1)

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/659a90-a2bebc-d459ab-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: "#659a90" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.