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Cobalt Radiant Vivid
Color detail

Cobalt Radiant Vivid

Blue · Hue 220
Metrics
S 74% · L 54%
Contrast (WCAG)
on white4.8:1AAon black4.4:1AA Large
Save to journalSign in to saveStart palette from thisRecent trail

About this color

Cobalt Radiant Vivid (#336DE1) belongs to the blue family — hue 220°, 74% saturation, 54% 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-cobalt-radiant-vivid: #336DE1;
  --colorarchive-cobalt-radiant-vivid-hsl: hsl(220, 74%, 54%);
  --colorarchive-cobalt-radiant-vivid-rgb: rgb(51, 109, 225);
}

AI Color Names

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

Design Context

ProfessionalReliableFocused
Common in

Banking · Insurance · Enterprise Software

Pairs well with

White for clean authority, light orange for warm contrast, dark navy for depth

Design tip

The backbone of business interfaces. Use for primary actions and navigation. Blue links are the web's universal convention.

Cultural context ▶

Blue is the world's most popular color. It represents trust, competence, and stability across virtually all cultures.

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 vivid mid-tone — distinctive enough to anchor an identity, saturated enough to demand a quiet supporting palette.

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

Saturation band: At this saturation the color is doing work. It reads as a brand statement, a sport accessory, or a UI signal. It should be used in small, deliberate doses against quieter neighbors; large fields at this saturation will exhaust the eye.

Brands using a similar color

Within the public brand-guidelines reference catalog, these are the closest matches to #336DE1.

  • Alipay 支付宝primary
    Alipay Blue · #1677FF
    →
  • Googleprimary
    Google Blue · #4285F4
    →
  • Instagramprimary
    Sunset Indigo · #515BD4
    →

Cultures using a similar color

From the cultural-palette catalog, these regions feature a color close to #336DE1.

  • Korea (Obangsaek)Obangsaek Blue (청 / cheong)
    #1E68C1 · East — wood element, hanbok dyes
    →
  • MexicoTalavera Blue
    #2A52BE · Talavera Poblana tin-glazed pottery
    →
  • Turkey (Istanbul)Iznik Blue
    #1E5599 · Ottoman Iznik tile cobalt-glaze, 16th c.
    →

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 BlueUI DesignGradient Design: Chromatic Progressions That Feel Contemporary

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
Cobalt Tone Vivid
#4E80E4 · hsl(220, 74%, 60%)
Darker companion
Cobalt Core Vivid
#205CD5 · hsl(220, 74%, 48%)
Complementary counterpoint
Apricot Radiant Vivid
#E1A733 · hsl(40, 74%, 54%)
Analogous lead
Amethyst Radiant Vivid
#4133E1 · hsl(245, 74%, 54%)
Analogous echo
Azure Radiant Vivid
#33A7E1 · hsl(200, 74%, 54%)
Triadic +120°
Garnet Radiant Vivid
#E1336D · hsl(340, 74%, 54%)
Triadic +240°
Moss Radiant Vivid
#6DE133 · hsl(100, 74%, 54%)
Split-comp +150°
Ruby Radiant Vivid
#E15033 · hsl(10, 74%, 54%)
Split-comp +210°
Honey Radiant Vivid
#C4E133 · hsl(70, 74%, 54%)
Export preview
Base: Cobalt Radiant Vivid #336DE1
Lighter companion: Cobalt Tone Vivid #4E80E4
Darker companion: Cobalt Core Vivid #205CD5
Complementary counterpoint: Apricot Radiant Vivid #E1A733
Analogous lead: Amethyst Radiant Vivid #4133E1
Analogous echo: Azure Radiant Vivid #33A7E1
Triadic +120°: Garnet Radiant Vivid #E1336D
Triadic +240°: Moss Radiant Vivid #6DE133
Split-comp +150°: Ruby Radiant Vivid #E15033
Split-comp +210°: Honey Radiant Vivid #C4E133

Compare

See how Cobalt Radiant Vivid compares side by side with related colors.

vsCobalt Tone VividvsCobalt Core VividvsApricot Radiant VividvsAmethyst Radiant VividvsAzure Radiant VividvsGarnet Radiant Vivid

Nearest neighbors

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

Search by hex
Nearby match
Cobalt Core Vivid
#205CD5 · hsl(220, 74%, 48%)
Nearby match
Cobalt Tone Vivid
#4E80E4 · hsl(220, 74%, 60%)
Nearby match
Cobalt Radiant Bright
#2769EC · hsl(220, 84%, 54%)
Nearby match
Cobalt Radiant Pure
#1E66F6 · hsl(220, 92%, 54%)
Nearby match
Cobalt Velvet Vivid
#1C51BA · hsl(220, 74%, 42%)
Nearby match
Cobalt Core Bright
#1458E1 · hsl(220, 84%, 48%)

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
AA4.6:1
Apricot Veil Faint
#FAFAF9
AA4.6:1
Apricot Veil Muted
#FBFAF9
AA4.6:1
Apricot Veil Dust
#FBFAF9
AA4.6:1
Apricot Veil Soft
#FCFAF8
AA4.6:1
Apricot Veil Clear
#FDFBF7
AA4.6:1
Apricot Veil Vivid
#FEFBF6

Color Vision Simulation

How this color appears with different color vision deficiencies.

Full simulator
Deuteranopia
#4F4AC7
Protanopia
#5253CD
Tritanopia
#38BAB6
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Saturation ladder

Same hue and lightness, from gray to pure

Search
Cobalt Radiant Faint#7E8695 · hsl(220, 10%, 54%)Cobalt Radiant Muted#75839F · hsl(220, 18%, 54%)Cobalt Radiant Dust#6B80A8 · hsl(220, 26%, 54%)Cobalt Radiant Soft#627CB2 · hsl(220, 34%, 54%)Cobalt Radiant Clear#4A75C9 · hsl(220, 54%, 54%)Cobalt Radiant Vivid#336DE1 · hsl(220, 74%, 54%)Cobalt Radiant Bright#2769EC · hsl(220, 84%, 54%)Cobalt Radiant Pure#1E66F6 · hsl(220, 92%, 54%)
More from Blue →
Appears in collections
2026 Cobalt Confidence