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Dark Cyan vs Cerulean: What's the Difference?

The main difference between Dark Cyan and Cerulean is brightness and saturation: both are cyan shades, but Cerulean is lighter. Dark Cyan (#008B8B) has an HSL of 180°, 100%, 27%, whereas Cerulean (#007BA7) sits at 196°, 100%, 33%.

Dark Cyan#008B8B
Cerulean#007BA7
#008B8BBlended: #008399#007BA7

Dark Cyan vs Cerulean: Key Differences at a Glance

Aspect Dark Cyan Cerulean
BrightnessDark (L=27%) — rich, serious, substantialDark (L=33%) — rich, serious, substantial
SaturationVivid (S=100%) — bright, energetic, eye-catchingVivid (S=100%) — bright, energetic, eye-catching
Hue familyCyanCyan
TemperatureCoolCool
Hex code#008B8B#007BA7
RGB0, 139, 1390, 123, 167

Can you use Dark Cyan and Cerulean together?

Cerulean text on Dark Cyan
Dark Cyan text on Cerulean
Contrast Ratio:1.15:1Insufficient Contrast

How to Tell Dark Cyan and Cerulean Apart

  • Watch the undertone: the hue shifts 16° between them, which changes the perceived temperature.
  • Compare them on a white background to see true saturation, and on black to see true lightness.

When to Use Dark Cyan vs Cerulean in Design

Use Dark Cyan for:
Cool, techy, digital branding
Water, ice, cleaning products
Fresh modern UI accents
Summer and tropical themes
Youthful playful design
Use Cerulean for:
Cool, techy, digital branding
Water, ice, cleaning products
Fresh modern UI accents
Summer and tropical themes
Youthful playful design

Dark Cyan and Cerulean Hex Codes, RGB & HSL

Dark Cyan#008B8B

Dark Cyan (#008B8B) is a dark, vivid cyan with a cool undertone — it feels rich, serious, substantial and bright, energetic, eye-catching.

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HSV
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PANTONE
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Cerulean#007BA7

Cerulean (#007BA7) is a dark, vivid cyan with a cool undertone — it feels rich, serious, substantial and bright, energetic, eye-catching.

HEX
RGB
HSL
HSV
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PANTONE
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Dark Cyan and Cerulean 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
Dark Cyan text on white
4.15:1AA Large
Sample text preview
Dark Cyan text on black
5.07:1AA
Sample text preview
Cerulean text on white
4.78:1AA
Sample text preview
Cerulean text on black
4.39:1AA Large
Sample text preview
Dark Cyan text on Cerulean
1.15:1Fail
Sample text preview
Cerulean text on Dark Cyan
1.15:1Fail

Explore Dark Cyan and Cerulean individually

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

Cerulean color page#007BA7 · shades, tints, pairings

More Dark Cyan and Cerulean Comparisons

Dark Cyan vs Cerulean FAQ

What is the difference between dark cyan and cerulean?+
The main difference between Dark Cyan and Cerulean is brightness and saturation: both are cyan shades, but Cerulean is lighter. Dark Cyan (#008B8B) has an HSL of 180°, 100%, 27%, whereas Cerulean (#007BA7) sits at 196°, 100%, 33%.
Is dark cyan darker than cerulean?+
Yes. Dark Cyan is darker, with a lightness of 27% in HSL compared to Cerulean at 33% — a 6-point gap.
Are dark cyan and cerulean the same color?+
No. Dark Cyan is #008B8B and Cerulean is #007BA7. They differ by 16° in hue, 6% in lightness, and 0% in saturation.
Which is more saturated, dark cyan or cerulean?+
They have nearly identical saturation — Dark Cyan at 100% and Cerulean at 100% in HSL.
Is dark cyan warm or cool?+
Dark Cyan (#008B8B) is a cool cyan. Its hue sits at 180° on the color wheel, which places it in the cool range.
Is cerulean warm or cool?+
Cerulean (#007BA7) is a cool cyan. Its hue sits at 196° on the color wheel, which places it in the cool range.
Can you use dark cyan and cerulean together?+
Yes. Both dark cyan and cerulean are cyan shades, so they pair naturally in a monochromatic palette. Use dark cyan as the dominant color and cerulean as the accent or highlight.
What color family does dark cyan belong to?+
Dark Cyan belongs to the cyan family. Its HSL is 180°, 100%, 27% — a cool tone within the broader cyan group.
What is the hex code for dark cyan?+
The hex code for Dark Cyan is #008B8B. In RGB, that's rgb(0, 139, 139), and in HSL it's hsl(180, 100%, 27%).
What is the hex code for cerulean?+
The hex code for Cerulean is #007BA7. In RGB, that's rgb(0, 123, 167), and in HSL it's hsl(196, 100%, 33%).