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Cool Gray Silk
Color detail

Cool Gray Silk

Blue · Hue 210
Hex
#A9ADB2
RGB
rgb(169, 173, 178)
HSL
hsl(210, 6%, 68%)
CMYK
cmyk(5%, 3%, 0%, 30%)
Metrics
S 6% · L 68%
Contrast (WCAG)
on white
2.3:1Fail
on black
9.3:1AA
Save to journalSign in to saveStart palette from thisRecent trail

About this color

Cool Gray Silk (#A9ADB2) belongs to the blue family — hue 210°, 6% saturation, 68% lightness. Copy the hex, RGB, or HSL value above, or paste the CSS custom property below into your stylesheet to reference this color directly.

CSS
:root {
  --colorarchive-cool-gray-silk: #A9ADB2;
  --colorarchive-cool-gray-silk-hsl: hsl(210, 6%, 68%);
  --colorarchive-cool-gray-silk-rgb: rgb(169, 173, 178);
}

AI Color Names

Let AI suggest alternative poetic names for this color in English and Chinese.

Design Context

SereneTrustworthyClean
Common in

Social Media · Cloud Storage · Baby Products

Pairs well with

Light gray for tech minimalism, peach for friendly warmth

Design tip

The default choice for tech and social platforms for good reason. Light blue backgrounds reduce anxiety and increase trust.

Cultural context ▶

Light blue represents peace, sky, and openness. It's the most universally liked color, making it safe for global brands.

Color Origins

Neutral family

Not a color, but the canvas every color lives on.

Heritage

Bone black, lamp black, ivory black, and Mars black are the classical pigment lineage of black; lead white (now banned), zinc white, and titanium white are the whites; and every gray sits between them. Charcoal and graphite extend the lineage. Painters historically built warm and cool grays from full-spectrum colors mixed to neutralize, not from a tube — Vermeer's grays are blue-and-orange, not black-and-white. Scandinavian and Japanese design traditions have refined the use of pure neutrals to the point of philosophy.

Across cultures

In Western culture black is mourning (since the Roman Empire), formal (since the Spanish Habsburg court), and rebellious (since 20th-century counterculture). In Japan and many East Asian cultures white is the funeral color. Black-and-white photography defined visual journalism for a century. Concrete gray, since Brutalism, has come to read as both serious-civic and dystopian, depending on context. The Scandinavian 'lagom' aesthetic depends almost entirely on the calibration of warm vs cool grays.

In the wild

Apple's restraint is essentially a religion of neutrals — black hardware, white packaging, the long disciplined refusal to pick a brand color beyond System Blue. Chanel built a fashion empire on black-and-white. Muji's identity is the absence of identity — an exercise in cool grays. Vercel, Linear, GitHub, and most modern developer tools dial the saturation way down to make their content shine. The film noir aesthetic, the Bauhaus visual language, and modern minimalist branding all converge on neutrals.

How it reads

Pure neutrals (true gray) are eye-rest colors — the brain processes them with the least chromatic effort. Warm neutrals (taupe, warm gray) read as inviting, hospitality-friendly, soft. Cool neutrals (cool gray, slate) read as technical, premium, slightly distant. Off-whites and creams are heritage-luxury colors; near-blacks (charcoal, ink) read as serious without the harshness of pure black. Designers often choose a slightly warm or slightly cool neutral over true gray because it feels more deliberate and human.

This particular tone

A grounded mid-tone — sober, considered, well-suited to body text accents, editorial layouts, or any context where restraint reads as quality.

Lightness band: At mid-lightness the hue carries its full character. This is the band where most identity colors live: bright enough to be distinctive at small sizes, deep enough to sit cleanly on a white canvas.

Saturation band: The low saturation pulls this color toward earthen, vintage, or editorial palettes. It reads as confident and grown-up rather than playful, and it tolerates being used in large blocks without becoming visually noisy.

Brands using a similar color

Within the public brand-guidelines reference catalog, these are the closest matches to #A9ADB2.

  • Redditsecondary
    Periwinkle · #7193FF
    →
  • Notionneutral
    Notion Gray · #787774
    →
  • Starbucksneutral
    Warm Neutral · #D4E9E2
    →

Cultures using a similar color

From the cultural-palette catalog, these regions feature a color close to #A9ADB2.

  • ScandinaviaAsh Grey
    #A8AAA5 · Birch and ash bark
    →
  • China (Traditional)Celadon (青瓷)
    #9CB48F · Song Dynasty Longquan kilns
    →
  • Greece (Aegean)Olive Silver
    #9CA38F · Olea europaea leaf undersides
    →

Tonal strip

All lightness levels at this hue and saturation. Click any to navigate.

Palette moves

Instead of stopping at one swatch, use nearby, opposite, and tonal neighbors to branch into a broader palette.

Lighter companion
Cool Gray Bloom
#BEC2C5 · hsl(210, 6%, 76%)
Darker companion
Cool Gray Tone
#93999F · hsl(210, 6%, 60%)
Complementary counterpoint
Warm Gray Silk
#B2ADA9 · hsl(30, 6%, 68%)
Analogous lead
Indigo Silk Faint
#A5A8B6 · hsl(230, 10%, 68%)
Analogous echo
Cerulean Silk Faint
#A5B3B6 · hsl(190, 10%, 68%)
Triadic +120°
Blush Silk Faint
#B6A5AD · hsl(330, 10%, 68%)
Triadic +240°
Lime Silk Faint
#ADB6A5 · hsl(90, 10%, 68%)
Split-comp +150°
Crimson Silk Faint
#B6A5A5 · hsl(0, 10%, 68%)
Split-comp +210°
Citrine Silk Faint
#B6B6A5 · hsl(60, 10%, 68%)
Export preview
Base: Cool Gray Silk #A9ADB2
Lighter companion: Cool Gray Bloom #BEC2C5
Darker companion: Cool Gray Tone #93999F
Complementary counterpoint: Warm Gray Silk #B2ADA9
Analogous lead: Indigo Silk Faint #A5A8B6
Analogous echo: Cerulean Silk Faint #A5B3B6
Triadic +120°: Blush Silk Faint #B6A5AD
Triadic +240°: Lime Silk Faint #ADB6A5
Split-comp +150°: Crimson Silk Faint #B6A5A5
Split-comp +210°: Citrine Silk Faint #B6B6A5

Compare

See how Cool Gray Silk compares side by side with related colors.

vsCool Gray BloomvsCool Gray TonevsWarm Gray SilkvsIndigo Silk FaintvsCerulean Silk FaintvsBlush Silk Faint

Nearest neighbors

The closest archive matches by hue, saturation, and lightness.

Search by hex
Nearby match
Sapphire Silk Faint
#A5ADB6 · hsl(210, 10%, 68%)
Nearby match
Sapphire Silk Muted
#9FADBC · hsl(210, 18%, 68%)
Nearby match
Cool Gray Tone
#93999F · hsl(210, 6%, 60%)
Nearby match
Cool Gray Bloom
#BEC2C5 · hsl(210, 6%, 76%)
Nearby match
Steel Silk Faint
#A5AFB6 · hsl(205, 10%, 68%)
Nearby match
Sapphire Tone Faint
#8F99A3 · hsl(210, 10%, 60%)

Accessible pairings

Archive colors that meet WCAG contrast standards when paired with this color. Use as text-on-background or background-on-text.

Contrast checker
AAA7:1
Vermillion Ink Faint
#272220
AAA7:1
Vermillion Ink Muted
#2A201D
AAA7:1
Vermillion Ink Dust
#2D1F1A
AAA7:1
Vermillion Ink Soft
#301E18
AAA7.1:1
Vermillion Ink Clear
#371A10
AAA7:1
Vermillion Ink Vivid
#3E1609

Color Vision Simulation

How this color appears with different color vision deficiencies.

Full simulator
Deuteranopia
#ABAAB1
Protanopia
#ABABB1
Tritanopia
#A9B0B0
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