# #819fa7

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

## Values

- Hex: `#819fa7`
- RGB: rgb(129, 159, 167)
- HSL: hsl(193, 18%, 58%)
- OKLCH: oklch(0.682 0.035 215.7)
- Relative luminance: 0.3225
- Nearest named color: Blank Stare (#8b9cac, Δ 1.827) — https://brandsweets.com/colors/blank-stare
- Moods: cool, muted
- Page: https://brandsweets.com/colors/819fa7

## Tints & shades

- Tints (toward white): #8da8b0, #99b1b8, #a5bac0, #b1c3c9, #bdcdd1, #c9d6d9, #d5dfe2, #e1e8ea, #edf1f2, #f9fafb
- Shades (toward black): #72939d, #62848d, #58767e, #4b656c, #41575d, #36494e, #2a383c, #1f2a2d, #13191b, #080b0c

## Harmonies

- Complementary: #a78981
- Analogous: #81a79c, #818ca7
- Triadic: #a7819f, #9fa781
- Split-complementary: #a7818c, #a79c81
- Tetradic: #9c81a7, #a78981, #8ca781

## Colors that go with #819fa7

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 #819fa7: 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), N26 (https://brandsweets.com/colors/brands/n26-com), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com). — https://brandsweets.com/colors/charcoal
- **Terracotta** #e2725b [harmony, pool: complementary] — Terracotta sits directly opposite #819fa7 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
- **Burlywood** #deb887 [pool] — Burlywood is paired with #819fa7 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), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard), Coastal (https://brandsweets.com/palettes/cool#coastal). — https://brandsweets.com/colors/burlywood
- **Copper** #b87333 [pool] — Designers have shipped Copper with #819fa7: 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 #819fa7 in 5 real palettes, including Oatmeal and Olive Grove, as the lead colour. Seen in: Oatmeal (https://brandsweets.com/palettes/neutral#oatmeal), Olive Grove (https://brandsweets.com/palettes/muted#olive-grove), Clay & Linen (https://brandsweets.com/palettes/warm#clay-and-linen), Forest Floor (https://brandsweets.com/palettes/dark#forest-floor). — https://brandsweets.com/colors/darkolivegreen
- **Denim** #1560bd [pool] — Designers have shipped Denim with #819fa7: 6 real palettes, including Open House and Dusk, as the lead colour. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), Dusk (https://brandsweets.com/palettes/cool#dusk), 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 #819fa7, 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
- **Peru** #cd853f [harmony, pool: split] — Peru is a split-complement of #819fa7: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/peru

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

- On white (#ffffff): 2.82:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #5a7981 (4.68:1); AA: background → #303030 (4.68:1); AAA: text → #455d63 (7:1); AAA: background → #0a0a0a (7.02:1)
- On black (#000000): 7.45:1 — 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/819fa7-a2b5be-df4e75-1f242d-e9f1ef?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: "#819fa7" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.