# #819da2

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

## Values

- Hex: `#819da2`
- RGB: rgb(129, 157, 162)
- HSL: hsl(189, 15%, 57%)
- OKLCH: oklch(0.676 0.032 209.6)
- Relative luminance: 0.3139
- Nearest named color: Japanese Bonsai (#829f96, Δ 2.049) — https://brandsweets.com/colors/japanese-bonsai
- Moods: cool, muted
- Page: https://brandsweets.com/colors/819da2

## Tints & shades

- Tints (toward white): #8da6aa, #98afb3, #a4b8bc, #b0c1c4, #becdcf, #cad6d8, #d6dfe1, #e2e8e9, #edf1f2, #f9fafb
- Shades (toward black): #729197, #648287, #597478, #4e656a, #43575b, #364649, #2b383b, #212a2c, #14191a, #090b0c

## Harmonies

- Complementary: #a28681
- Analogous: #81a296, #818ca2
- Triadic: #a2819d, #9da281
- Split-complementary: #a2818c, #a29681
- Tetradic: #9681a2, #a28681, #8ca281

## Colors that go with #819da2

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 #819da2: softer than #000 and cool enough to feel like part of the same palette. Seen in: Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Hermès (https://brandsweets.com/colors/brands/hermes-com). — https://brandsweets.com/colors/charcoal
- **Terracotta** #e2725b [harmony, pool: complementary] — Terracotta sits directly opposite #819da2 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Alpine (https://brandsweets.com/palettes/cool#alpine), Resort (https://brandsweets.com/palettes/light#resort), Harbour (https://brandsweets.com/palettes/cool#harbour). — https://brandsweets.com/colors/terracotta
- **Blush Pink** #e8b4b8 [pool] — 4 real palettes, including Estate and Garden Wedding put Blush Pink beside #819da2, as the accent. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding), Rain Garden (https://brandsweets.com/palettes/cool#rain-garden), Graphite Mono (https://brandsweets.com/palettes/neutral#graphite-mono). — https://brandsweets.com/colors/blush-pink
- **Burlywood** #deb887 [pool] — Burlywood is paired with #819da2 in 4 real palettes, including Polaroid and Kiln, as the accent. Seen in: Polaroid (https://brandsweets.com/palettes/light#polaroid), Kiln (https://brandsweets.com/palettes/dark#kiln), Coastal (https://brandsweets.com/palettes/cool#coastal), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard). — https://brandsweets.com/colors/burlywood
- **Copper** #b87333 [pool] — Designers have shipped Copper with #819da2: 6 real palettes, including Dusk and Riverbed, as the accent. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Atelier (https://brandsweets.com/palettes/elegant#atelier), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Dark Olive Green** #556b2f [pool] — Dark Olive Green shows up next to #819da2 in 5 real palettes, including Oatmeal and Clay & Linen, as the lead colour. Seen in: Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #819da2: 6 real palettes, including Dusk and Open House, as the lead colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Peacock (https://brandsweets.com/palettes/vivid#peacock). — https://brandsweets.com/colors/denim
- **Midnight Blue** #191970 [pool] — 7 real palettes, including Open House and First Snow put Midnight Blue beside #819da2, as the text colour against it. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), First Snow (https://brandsweets.com/palettes/cool#first-snow), Ford (https://brandsweets.com/colors/brands/ford-com), Confluent (https://brandsweets.com/colors/brands/confluent-io). — https://brandsweets.com/colors/midnightblue

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

- On white (#ffffff): 2.89:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5d797e (4.66:1); AA: background → #303030 (4.57:1); AAA: text → #455a5e (7.3:1); AAA: background → #050505 (7.06:1)
- On black (#000000): 7.28:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/819da2-a2b7be-df4e7e-1f252d-e9f1ee?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: "#819da2" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.