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Sky Blue vs Cornflower Blue: What's the Difference?

The main difference between Sky Blue and Cornflower Blue is hue — Sky Blue is a cool cyan, while Cornflower Blue is a cool blue. Sky Blue and Cornflower Blue are often confused but have distinct differences in hue, saturation, and tone. Sky Blue (#87CEEB) and Cornflower Blue (#6495ED) each suit different design contexts — understanding their differences helps you choose the right color for your project.

Sky Blue#87CEEB
Cornflower Blue#6495ED
#87CEEBBlended: #76B2EC#6495ED
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Sky Blue vs Cornflower Blue: Key Differences at a Glance

Aspect Sky Blue Cornflower Blue
BrightnessLight (L=73%) — airy, soft, approachableLight (L=66%) — airy, soft, approachable
SaturationVivid (S=71%) — bright, energetic, eye-catchingVivid (S=79%) — bright, energetic, eye-catching
Hue familyCyanBlue
TemperatureCoolCool
Hex code#87CEEB#6495ED
RGB135, 206, 235100, 149, 237

Can you use Sky Blue and Cornflower Blue together?

Cornflower Blue text on Sky Blue
Sky Blue text on Cornflower Blue
Contrast Ratio:1.71:1Insufficient Contrast

How to Tell Sky Blue and Cornflower Blue Apart

  • ●Check saturation: Cornflower Blue looks more vivid and saturated.
  • ●Watch the undertone: the hue shifts 22° between them, which changes the perceived temperature.
  • ●Compare them on a white background to see true saturation, and on black to see true lightness.

Sky Blue or Cornflower Blue: Which to Use and Where

Four real design scenarios, with the recommended pick based on hue, saturation, and WCAG contrast.

◆Branding & logos
PickCornflower Blue

Cornflower Blue is more saturated (79% HSL vs 71%) so it reads as bolder and more memorable at logo scale, while Sky Blue can feel washed out when printed small.

▢Web UI & body text backgrounds
PickCornflower Blue

Cornflower Blue hits a 2.97:1 WCAG contrast against white — safer for text-heavy interfaces — where Sky Blue only reaches 1.74:1 and risks failing AA at small body sizes.

⬡Fashion & apparel
PickSky Blue

Sky Blue is a cool-leaning tone that flatters spring/summer collections and warmer skin undertones, while Cornflower Blue leans cooler and is better suited to autumn/winter layering.

▣Interior design & walls
PickSky Blue

Sky Blue is the more muted of the two (71% saturation) and sits more calmly on large wall surfaces, while Cornflower Blue's higher chroma can overwhelm a room when used beyond accent pieces.

When to Use Sky Blue vs Cornflower Blue in Design

Use Sky Blue for:
●Cool, techy, digital branding
●Water, ice, cleaning products
●Fresh modern UI accents
●Summer and tropical themes
●Youthful playful design
Use Cornflower Blue for:
●Tech and corporate trust
●Finance and banking brands
●Links and primary buttons
●Medical and professional UI
●Calm dependable visuals

Sky Blue and Cornflower Blue Hex Codes, RGB & HSL

Sky Blue#87CEEB

Sky Blue (#87CEEB) is a light, vivid cyan with a cool undertone — it feels airy, soft, approachable and bright, energetic, eye-catching.

HEX
RGB
HSL
HSV
CMYK
PANTONE
Shades
Tints
Cornflower Blue#6495ED

Cornflower Blue (#6495ED) is a light, vivid blue with a cool undertone — it feels airy, soft, approachable and bright, energetic, eye-catching.

HEX
RGB
HSL
HSV
CMYK
PANTONE
Shades
Tints

Sky Blue and Cornflower Blue WCAG Contrast Ratios

Text legibility depends on the contrast ratio between foreground and background. WCAG 2.1 AA requires at least 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Use these numbers to choose accessible combinations for your design.

Sample text preview
Sky Blue text on white
1.74:1Fail
Sample text preview
Sky Blue text on black
12.06:1AAA
Sample text preview
Cornflower Blue text on white
2.97:1Fail
Sample text preview
Cornflower Blue text on black
7.06:1AAA
Sample text preview
Sky Blue text on Cornflower Blue
1.71:1Fail
Sample text preview
Cornflower Blue text on Sky Blue
1.71:1Fail

Explore Sky Blue and Cornflower Blue individually

Each color has a dedicated page with shades, tints, CSS name, pairings, and color psychology.

Sky Blue color page#87CEEB · shades, tints, pairings

More Sky Blue and Cornflower Blue Comparisons

Sky BluevsGoldAzurevsCornflower BlueAzurevsSky BlueIndigovsCornflower BlueSky BluevsAzureCornflower BluevsVioletSky BluevsCoralCornflower BluevsLavenderSky BluevsWhiteSky BluevsCeruleanCeruleanvsCornflower BlueSky BluevsSky Blue

Sky Blue vs Cornflower Blue FAQ

What is the difference between sky blue and cornflower blue?+
The main difference between Sky Blue and Cornflower Blue is hue — Sky Blue is a cool cyan, while Cornflower Blue is a cool blue. Sky Blue and Cornflower Blue are often confused but have distinct differences in hue, saturation, and tone. Sky Blue (#87CEEB) and Cornflower Blue (#6495ED) each suit different design contexts — understanding their differences helps you choose the right color for your project.
Is sky blue darker than cornflower blue?+
No. Cornflower Blue is the darker of the two at 66% lightness, while Sky Blue sits higher at 73%.
Are sky blue and cornflower blue the same color?+
No. Sky Blue is #87CEEB and Cornflower Blue is #6495ED. They differ by 22° in hue, 7% in lightness, and 8% in saturation.
Which is more saturated, sky blue or cornflower blue?+
Cornflower Blue is more saturated. In HSL, Sky Blue has 71% saturation and Cornflower Blue has 79% — Cornflower Blue is the more vivid of the two, while Sky Blue reads as more muted.
Is sky blue warm or cool?+
Sky Blue (#87CEEB) is a cool cyan. Its hue sits at 197° on the color wheel, which places it in the cool range.
Is cornflower blue warm or cool?+
Cornflower Blue (#6495ED) is a cool blue. Its hue sits at 219° on the color wheel, which places it in the cool range.
Can you use sky blue and cornflower blue together?+
Yes. Sky Blue (cyan) and Cornflower Blue (blue) can work as a complementary or analogous pair. Use one as the dominant tone and the other as a 10–20% accent to keep the palette balanced.
What color family does sky blue belong to?+
Sky Blue belongs to the cyan family. Its HSL is 197°, 71%, 73% — a cool tone within the broader cyan group.
What is the hex code for sky blue?+
The hex code for Sky Blue is #87CEEB. In RGB, that's rgb(135, 206, 235), and in HSL it's hsl(197, 71%, 73%).
What is the hex code for cornflower blue?+
The hex code for Cornflower Blue is #6495ED. In RGB, that's rgb(100, 149, 237), and in HSL it's hsl(219, 79%, 66%).