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Sapphire Core Pure
Color detail

Sapphire Core Pure

Blue · Hue 210
Hex
#0A7AEB
RGB
rgb(10, 122, 235)
HSL
hsl(210, 92%, 48%)
CMYK
cmyk(96%, 48%, 0%, 8%)
Metrics
S 92% · L 48%
Contrast (WCAG)
on white
4.2:1AA Large
on black
5:1AA
Save to journalSign in to saveStart palette from thisRecent trail

About this color

Sapphire Core Pure (#0A7AEB) belongs to the blue family — hue 210°, 92% saturation, 48% 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-sapphire-core-pure: #0A7AEB;
  --colorarchive-sapphire-core-pure-hsl: hsl(210, 92%, 48%);
  --colorarchive-sapphire-core-pure-rgb: rgb(10, 122, 235);
}

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 the rarest pigment in the natural world — and so, historically, the most expensive. Ultramarine, ground from lapis lazuli mined only in Afghanistan, was worth more than gold in Renaissance Europe; Vermeer's bills were enormous because of how much he used. Egyptian blue (the first synthetic pigment, ~3000 BCE) was lost for centuries and rediscovered in the 19th. Prussian blue (1704) democratized blue overnight; Yves Klein's IKB (1960) re-aristocratized it.

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 600 years. In Mediterranean traditions blue wards off the evil eye. In post-WWII America, blue became the corporate default ('IBM 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 — sometimes by 35% margins.

In the wild

Facebook is blue because Mark Zuckerberg is red-green colorblind. IBM's blue dates to 1947. Levi's blue is the natural color of indigo on cotton. Twitter Blue (#1DA1F2) defined social-media blue for a decade before X scrapped it. Pixar's Up famously runs on a single complementary palette built on blue. 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 recedes — physically, the eye focuses blue light slightly behind the retina, which makes 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 most 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 #0A7AEB.

  • Appleaccent
    System Blue · #007AFF
    →
  • Alipay 支付宝primary
    Alipay Blue · #1677FF
    →
  • Vercelaccent
    Vercel Blue · #0070F3
    →

Cultures using a similar color

From the cultural-palette catalog, these regions feature a color close to #0A7AEB.

  • Korea (Obangsaek)Obangsaek Blue (청 / cheong)
    #1E68C1 · East — wood element, hanbok dyes
    →
  • Greece (Aegean)Aegean Blue
    #005EB8 · Limewash + copper sulfate, traditional shutter paint
    →
  • MexicoTalavera Blue
    #2A52BE · Talavera Poblana tin-glazed pottery
    →

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
Sapphire Radiant Pure
#1E8AF6 · hsl(210, 92%, 54%)
Darker companion
Sapphire Velvet Pure
#096BCE · hsl(210, 92%, 42%)
Complementary counterpoint
Coral Core Pure
#EB7A0A · hsl(30, 92%, 48%)
Analogous lead
Indigo Core Pure
#0A2FEB · hsl(230, 92%, 48%)
Analogous echo
Cerulean Core Pure
#0AC5EB · hsl(190, 92%, 48%)
Triadic +120°
Blush Core Pure
#EB0A7A · hsl(330, 92%, 48%)
Triadic +240°
Lime Core Pure
#7AEB0A · hsl(90, 92%, 48%)
Split-comp +150°
Crimson Core Pure
#EB0A0A · hsl(0, 92%, 48%)
Split-comp +210°
Citrine Core Pure
#EBEB0A · hsl(60, 92%, 48%)
Export preview
Base: Sapphire Core Pure #0A7AEB
Lighter companion: Sapphire Radiant Pure #1E8AF6
Darker companion: Sapphire Velvet Pure #096BCE
Complementary counterpoint: Coral Core Pure #EB7A0A
Analogous lead: Indigo Core Pure #0A2FEB
Analogous echo: Cerulean Core Pure #0AC5EB
Triadic +120°: Blush Core Pure #EB0A7A
Triadic +240°: Lime Core Pure #7AEB0A
Split-comp +150°: Crimson Core Pure #EB0A0A
Split-comp +210°: Citrine Core Pure #EBEB0A

Compare

See how Sapphire Core Pure compares side by side with related colors.

vsSapphire Radiant PurevsSapphire Velvet PurevsCoral Core PurevsIndigo Core PurevsCerulean Core PurevsBlush Core Pure

Nearest neighbors

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

Search by hex
Nearby match
Sapphire Core Bright
#147AE1 · hsl(210, 84%, 48%)
Nearby match
Sapphire Velvet Pure
#096BCE · hsl(210, 92%, 42%)
Nearby match
Sapphire Radiant Pure
#1E8AF6 · hsl(210, 92%, 54%)
Nearby match
Steel Core Pure
#0A8DEB · hsl(205, 92%, 48%)
Nearby match
Sapphire Velvet Bright
#116BC5 · hsl(210, 84%, 42%)
Nearby match
Sapphire Radiant Bright
#278AEC · hsl(210, 84%, 54%)

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
AA4.5:1
Violet Ink Pure
#0E0345
AA4.5:1
Amethyst Ink Bright
#0B0642
AA4.5:1
Amethyst Ink Pure
#080345
AA4.5:1
Iris Ink Vivid
#09093E
AA4.5:1
Iris Ink Bright
#060642
AA4.5:1
Iris Ink Pure
#030345

Color Vision Simulation

How this color appears with different color vision deficiencies.

Full simulator
Deuteranopia
#4D46D1
Protanopia
#5354D7
Tritanopia
#1DC4C0
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