# #170b03

A color — warm, vivid, dark, playful, bold, luxury. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#170b03`
- RGB: rgb(23, 11, 3)
- HSL: hsl(24, 77%, 5%)
- OKLCH: oklch(0.164 0.028 59.9)
- Relative luminance: 0.0043
- Nearest named color: Balsamico (#130d07, Δ 1.244) — https://brandsweets.com/colors/balsamico
- Moods: warm, vivid, dark, playful, bold, luxury
- Page: https://brandsweets.com/colors/170b03

## Tints & shades

- Tints (toward white): #3f1e08, #6c340e, #954713, #be5b19, #e37226, #e88c4f, #eda778, #f3c1a0, #f9dfcd, #fef9f6
- Shades (toward black): #170b03, #170b03, #170b03, #170b03, #170b03, #120902, #120902, #120902, #120902, #120902

## Harmonies

- Complementary: #030f17
- Analogous: #170305, #171503
- Triadic: #03170b, #0b0317
- Split-complementary: #031715, #030517
- Tetradic: #051703, #030f17, #150317

## Colors that go with #170b03

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 that reads cleanly against #170b03 without the hard edge of pure #000. Seen in: Asana (https://brandsweets.com/colors/brands/asana-com), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com), Codecademy (https://brandsweets.com/colors/brands/codecademy-com), dbt Labs (https://brandsweets.com/colors/brands/getdbt-com). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #170b03 in 16 real palettes, including Ember and Ahrefs's brand system, as the accent. Seen in: Ember (https://brandsweets.com/palettes/bold#ember), Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social), NBA (https://brandsweets.com/colors/brands/nba-com). — https://brandsweets.com/colors/amber
- **Blue** #0000ff [pool] — 20 real palettes, including Robinhood's brand system and native Cybersecurity's brand system put Blue beside #170b03, as the supporting colour. Seen in: Robinhood (https://brandsweets.com/colors/brands/robinhood-com), native Cybersecurity (https://brandsweets.com/colors/brands/crowdstrike-com), EA (https://brandsweets.com/colors/brands/ea-com), Penpot (https://brandsweets.com/colors/brands/penpot-app). — https://brandsweets.com/colors/blue
- **Blue Violet** #8a2be2 [pool] — Blue Violet is paired with #170b03 in 10 real palettes, including Neobank and Render's brand system, as the lead colour. Seen in: Neobank (https://brandsweets.com/palettes/vivid#neobank), Render (https://brandsweets.com/colors/brands/render-com), Prepare your taste buds... (https://brandsweets.com/colors/brands/grubhub-com), Klarna US (https://brandsweets.com/colors/brands/klarna-com). — https://brandsweets.com/colors/blueviolet
- **Brown** #a52a2a [pool] — 4 real palettes, including Garnet and State Farm's brand system put Brown beside #170b03, as the lead colour. Seen in: Garnet (https://brandsweets.com/palettes/warm#garnet), State Farm (https://brandsweets.com/colors/brands/statefarm-com), Velvet (https://brandsweets.com/palettes/luxury#velvet), Woodsmoke (https://brandsweets.com/palettes/dark#woodsmoke). — https://brandsweets.com/colors/brown
- **Burgundy** #800020 [pool] — 4 real palettes, including Mailchimp's brand system and Rare Beauty's brand system put Burgundy beside #170b03, as the accent. Seen in: Mailchimp (https://brandsweets.com/colors/brands/mailchimp-com), Rare Beauty (https://brandsweets.com/colors/brands/rarebeauty-com), Qatar Airways (https://brandsweets.com/colors/brands/qatarairways-com), Candlelight (https://brandsweets.com/palettes/warm#candlelight). — https://brandsweets.com/colors/burgundy
- **Burlywood** #deb887 [pool] — Burlywood is paired with #170b03 in 4 real palettes, including Velvet and Coffee Bar, as the accent. Seen in: Velvet (https://brandsweets.com/palettes/luxury#velvet), Coffee Bar (https://brandsweets.com/palettes/dark#coffee-bar), Kiln (https://brandsweets.com/palettes/dark#kiln), Chalkboard (https://brandsweets.com/palettes/dark#chalkboard). — https://brandsweets.com/colors/burlywood
- **Cadet Blue** #5f9ea0 [pool] — Designers have shipped Cadet Blue with #170b03: 7 real palettes, including Estate and Diner, as the supporting colour. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Diner (https://brandsweets.com/palettes/vivid#diner), Arctic (https://brandsweets.com/palettes/clean#arctic), SoFi (https://brandsweets.com/colors/brands/sofi-com). — https://brandsweets.com/colors/cadetblue

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

- On white (#ffffff): 19.34:1 — AA pass, AA-large pass, AAA pass
- On black (#000000): 1.09:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #be5b19 (4.7:1); AA: background → #7a7a7a (4.51:1); AAA: text → #e4782f (7.03:1); AAA: background → #9c9c9c (7.05:1)

## Brands using this color

- **Robinhood** — text #110e08 (Δ 1.725) — https://brandsweets.com/colors/brands/robinhood-com

## Fonts for this mood

- warm: https://brandsweets.com/fonts/mood/warm
- playful: https://brandsweets.com/fonts/mood/playful
- bold: https://brandsweets.com/fonts/mood/bold
- luxury: https://brandsweets.com/fonts/mood/luxury

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/170b03-c4b19c-62cbc2-2d2b1f-f1e9ea?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: "#170b03" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.