GitHub Dark
Analogous • 5 colors • ❄️ Cool
Colors
Deep Sapphire
#0D1117RGB(13, 17, 23) • HSL(216°, 28%, 7%)
CMYK(43%, 26%, 0%, 91%)
Elegance, power, sophistication, mystery, authority
Rich Navy
#161B22RGB(22, 27, 34) • HSL(215°, 21%, 11%)
CMYK(35%, 21%, 0%, 87%)
Elegance, power, sophistication, mystery, authority
Rich Navy
#21262DRGB(33, 38, 45) • HSL(215°, 15%, 15%)
CMYK(27%, 16%, 0%, 82%)
Trust, professionalism, calm, security, loyalty
Pale Sapphire
#C9D1D9RGB(201, 209, 217) • HSL(210°, 17%, 82%)
CMYK(7%, 4%, 0%, 15%)
Trust, professionalism, calm, security, loyalty
Vivid Cobalt
#58A6FFRGB(88, 166, 255) • HSL(212°, 100%, 67%)
CMYK(65%, 35%, 0%, 0%)
Trust, professionalism, calm, security, loyalty
Harmony
Monochromatic
All colors share the same hue with different lightness/saturation. Creates unity and elegance.
Temperature
Cool
Contrast
AA: 4.5:1 · AAA: 7:1
Palette Health Score
Accessibility
Harmony
Total
= Palette Health
Accessibility Matrix (WCAG)
Contrast ratio between all color pairs. AA requires 4.5:1 for text, AAA requires 7:1.
| - | 1.09:1Fail | 1.24:1Fail | 12.26:1AAA | 7.49:1AAA | |
1.09:1Fail | - | 1.14:1Fail | 11.21:1AAA | 6.85:1AA | |
1.24:1Fail | 1.14:1Fail | - | 9.86:1AAA | 6.03:1AA | |
12.26:1AAA | 11.21:1AAA | 9.86:1AAA | - | 1.64:1Fail | |
7.49:1AAA | 6.85:1AA | 6.03:1AA | 1.64:1Fail | - |
Color Blindness Simulation
How this palette appears to people with different types of color vision deficiency.
Original
Protanopia (red-blind)
~1.3%Deuteranopia (green-blind)
~1.2%Tritanopia (blue-blind)
~0.01%Achromatopsia (total)
~0.003%Psychology & Meaning
Recommended Uses
Technology & SaaS
Perfect for tech companies and digital products
Mobile Apps
Works well for mobile interfaces
Web Design
Suitable for modern websites
Palette Statistics
Type
Monochromatic
Temperature
❄️ Cool
Light / Dark
2 / 3
Avg Contrast
5.9:1
Hue Distribution
Color Properties
Contrast Analysis
Minimum
1.1:1
Average
5.9:1
Maximum
12.3:1
WCAG AA requires 4.5:1 for text, 3:1 for large text
Suggestions
Low hue diversity. Consider expanding the hue range.
Harmony Analysis
Detected Harmony
Monochromatic
All colors share the same hue with different lightness/saturation. Creates unity and elegance.
Harmony Score
Accessibility Report
Accessibility
/100
WCAG AA
PASS
Text contrast with white/black
Colorblind
WARNING
Color distinction for CVD users
Quality Criteria
Issues Found (4)
Colores 1 y 2 difíciles de distinguir (1.09:1) en modo normal
Colores 1 y 3 difíciles de distinguir (1.24:1) en modo normal
Colores 2 y 3 difíciles de distinguir (1.14:1) en modo normal
Colores 4 y 5 difíciles de distinguir (1.64:1) en modo normal
Gradients
Full linear gradient
background: linear-gradient(90deg, #0D1117, #161B22, #21262D, #C9D1D9, #58A6FF);#0D1117 → #161B22
#161B22 → #21262D
#21262D → #C9D1D9
#C9D1D9 → #58A6FF
Tints & Shades
Lighter (tints) and darker (shades) variations of each color
#0D1117
#161B22
#21262D
#C9D1D9
#58A6FF
Export Code
:root {
--color-1: #0D1117;
--color-2: #161B22;
--color-3: #21262D;
--color-4: #C9D1D9;
--color-5: #58A6FF;
}Related Palettes
Explore variations and alternatives generated from this palette
Complementary
Opposite colors on the wheel
Analogous Shift
Shifted 30° on the wheel
Lighter Version
15% lighter
Darker Version
15% darker
Muted
30% less saturation
Vibrant
30% more saturation
Triadic Shift
Shifted 120° on the wheel
Split Complementary
Shifted 150° on the wheel
Monochromatic
Based on first color
Preview
See how your palette looks in a real landing page context
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