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Cerulean Shadow Dust
Color detail

Cerulean Shadow Dust

Blue · Hue 190
Metrics
S 26% · L 28%
Contrast (WCAG)
on white8.2:1AAon black2.6:1Fail
Save to journalSign in to saveStart palette from thisRecent trail

About this color

Cerulean Shadow Dust (#35545A) belongs to the blue family — hue 190°, 26% saturation, 28% 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-cerulean-shadow-dust: #35545A;
  --colorarchive-cerulean-shadow-dust-hsl: hsl(190, 26%, 28%);
  --colorarchive-cerulean-shadow-dust-rgb: rgb(53, 84, 90);
}

AI Color Names

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

Design Context

AuthoritativeIntellectualLuxurious
Common in

Defense · Aviation · Higher Education

Pairs well with

Gold for prestige, white for sharp readability, electric blue for energy

Design tip

Perfect for dark mode backgrounds and headers. Navy is softer than black and adds character. Pair with bright accents for contrast.

Cultural context ▶

Navy and midnight blue symbolize authority, intelligence, and tradition. The color of uniforms, institutions, and power.

Color Origins

Blue family

The most-loved color on the planet, and the most overused.

Heritage

Blue is one of the hardest colors for nature to make with pigment — and, historically, one of the most expensive to paint with. Ultramarine, ground from lapis lazuli mined in Afghanistan, could cost as much as gold in Renaissance Europe; Vermeer used it lavishly. Egyptian blue (the first synthetic pigment, ~3000 BCE) was lost for centuries and rediscovered in the 19th. Prussian blue (1704) quickly gave painters a cheap alternative to ultramarine; Yves Klein's IKB (1960) re-aristocratized blue.

Across cultures

In ancient Egypt blue was the color of the Nile and the heavens — sacred, protective. In China blue-and-white porcelain (qinghua) defined export ceramics for centuries. In Mediterranean traditions blue wards off the evil eye. In America, IBM's blue logo helped earn it the nickname 'Big Blue'; in Japan, indigo (ai) is the centuries-old workwear dye that became the ground tone of an entire textile tradition. Across the world blue is consistently rated the most-liked color — in one ten-country survey it led every other color by 8 to 18 points.

In the wild

Mark Zuckerberg has said Facebook is blue because he is red-green colorblind. Levi's blue is the natural color of indigo on cotton. Twitter Blue (#1DA1F2) defined social-media blue for years before the 2023 rebrand to X scrapped it. The blue checkmark, the blue link, the blue 'send' button — blue has become the default color of digital trust, to the point of being a UX cliché.

How it reads

Blue tends to recede — the eye focuses blue light slightly in front of the retina, which can make blue elements feel deep or distant. It reads as trustworthy, calm, corporate, and (at the cool end) cold. Light blues read airy and clinical; mid blues are the default for tech and finance; deep blues read as luxurious or naval. The omnipresence of blue in software is real: most enterprise UIs reach for it because it offends the fewest stakeholders, which is also the reason it can feel like the absence of a real choice.

This particular tone

A dim, atmospheric reading — closer to a colored shadow than a stated hue. Excellent as a near-black on dark UI or as a moody background.

Lightness band: At this depth the hue starts behaving like a neutral — it can substitute for black in many contexts while still carrying a faint chromatic temperature. It pairs especially well with off-whites and warm metallics.

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 #35545A.

  • Airbnbneutral
    Hof Gray · #484848
    →
  • Xiaohongshu 小红书neutral
    Slate Text · #333333
    →
  • JD.com 京东neutral
    Slate · #333333
    →

Cultures using a similar color

From the cultural-palette catalog, these regions feature a color close to #35545A.

  • ScandinaviaForest Green
    #3D5B49 · Spruce / fir forest in winter light
    →
  • Italy (Tuscany)Cypress Green
    #3F5E47 · Tuscan hilltop cypresses
    →
  • IndiaMughal Blue
    #1B4F72 · Indo-Persian miniature paintings
    →

Color guides

Go deeper on using blue and color in design.

Brand & MarketingTechnology Brand Color Design: Trust, Intelligence, and the Blue ProblemColor PsychologyBlue Color Psychology in Branding: Why Every Bank and Tech Giant Chooses BlueColor SystemsColor Accessibility in 2025: WCAG 2.1, APCA, and the Dual-Standard Audit

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
Cerulean Dusk Dust
#40666D · hsl(190, 26%, 34%)
Darker companion
Cerulean Nocturne Dust
#263C40 · hsl(190, 26%, 20%)
Complementary counterpoint
Ruby Shadow Dust
#5A3B35 · hsl(10, 26%, 28%)
Analogous lead
Sapphire Shadow Dust
#35475A · hsl(210, 26%, 28%)
Analogous echo
Lagoon Shadow Dust
#355A54 · hsl(170, 26%, 28%)
Triadic +120°
Peony Shadow Dust
#5A3554 · hsl(310, 26%, 28%)
Triadic +240°
Honey Shadow Dust
#545A35 · hsl(70, 26%, 28%)
Split-comp +150°
Garnet Shadow Dust
#5A3541 · hsl(340, 26%, 28%)
Split-comp +210°
Apricot Shadow Dust
#5A4E35 · hsl(40, 26%, 28%)
Export preview
Base: Cerulean Shadow Dust #35545A
Lighter companion: Cerulean Dusk Dust #40666D
Darker companion: Cerulean Nocturne Dust #263C40
Complementary counterpoint: Ruby Shadow Dust #5A3B35
Analogous lead: Sapphire Shadow Dust #35475A
Analogous echo: Lagoon Shadow Dust #355A54
Triadic +120°: Peony Shadow Dust #5A3554
Triadic +240°: Honey Shadow Dust #545A35
Split-comp +150°: Garnet Shadow Dust #5A3541
Split-comp +210°: Apricot Shadow Dust #5A4E35

Compare

See how Cerulean Shadow Dust compares side by side with related colors.

vsCerulean Dusk DustvsCerulean Nocturne DustvsRuby Shadow DustvsSapphire Shadow DustvsLagoon Shadow DustvsPeony Shadow Dust

Nearest neighbors

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

Search by hex
Nearby match
Cerulean Shadow Muted
#3B5054 · hsl(190, 18%, 28%)
Nearby match
Cerulean Shadow Soft
#2F5860 · hsl(190, 34%, 28%)
Nearby match
Cerulean Dusk Dust
#40666D · hsl(190, 26%, 34%)
Nearby match
Cerulean Nocturne Dust
#263C40 · hsl(190, 26%, 20%)
Nearby match
Cerulean Shadow Faint
#404C4F · hsl(190, 10%, 28%)
Nearby match
Cerulean Dusk Muted
#476166 · hsl(190, 18%, 34%)

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
AAA7.8:1
Ruby Veil Faint
#FAFAF9
AAA7.8:1
Ruby Veil Muted
#FBF9F9
AAA7.8:1
Ruby Veil Dust
#FBF9F9
AAA7.8:1
Ruby Veil Soft
#FCF9F8
AAA7.8:1
Ruby Veil Clear
#FDF8F7
AAA7.7:1
Ruby Veil Vivid
#FEF7F6

Color Vision Simulation

How this color appears with different color vision deficiencies.

Full simulator
Deuteranopia
#434058
Protanopia
#444559
Tritanopia
#375757
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Saturation ladder

Same hue and lightness, from gray to pure

Search
Cerulean Shadow Faint#404C4F · hsl(190, 10%, 28%)Cerulean Shadow Muted#3B5054 · hsl(190, 18%, 28%)Cerulean Shadow Dust#35545A · hsl(190, 26%, 28%)Cerulean Shadow Soft#2F5860 · hsl(190, 34%, 28%)Cerulean Shadow Clear#21616E · hsl(190, 54%, 28%)Cerulean Shadow Vivid#136B7C · hsl(190, 74%, 28%)Cerulean Shadow Bright#0B6F83 · hsl(190, 84%, 28%)Cerulean Shadow Pure#067389 · hsl(190, 92%, 28%)
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