ColorTool
Log in
#175CDF

#175cdf ≈ Royal Blue

  • azure
  • Lightness: medium
  • Saturation: vivid
  • Cool
Check contrast Explore in graph Random color

#175cdf is a color from the azure family, with medium lightness and vivid saturation. In the RGB model it is made of 9.02% red, 36.08% green and 87.45% blue; printed in CMYK it uses 89.69% cyan, 58.74% magenta, 0% yellow and 12.55% black. Its hue angle is 219.3°, with 81.3% saturation and 48.24% lightness in HSL. It is a cool color, often associated with openness, freedom and calm. Designers typically use it for technology products, finance and banking and call-to-action buttons. White text on this color reaches a contrast ratio of 5.78:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 4.83.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0066cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1316

Complementary

  1. #175cdf
  2. #df9a17

Split complementary

  1. #175cdf
  2. #df3617
  3. #c0df17

Analogous

  1. #17c0df
  2. #175cdf
  3. #3617df

Triadic

  1. #175cdf
  2. #df175c
  3. #5cdf17

Tetradic

  1. #175cdf
  2. #9a17df
  3. #df9a17
  4. #5cdf17

Square

  1. #175cdf
  2. #df17c0
  3. #df9a17
  4. #17df36

Monochromatic

  1. #092354
  2. #103f9a
  3. #175cdf
  4. #558aed
  5. #9abaf5

Shades

#175cdf mixed progressively with black.

  1. #175cdf
  2. #1553c9
  3. #124ab2
  4. #10409c
  5. #0e3786
  6. #0c2e70
  7. #092559
  8. #071c43
  9. #05122d
  10. #020916
  11. #000000

Tints

#175cdf mixed progressively with white.

  1. #175cdf
  2. #2e6ce2
  3. #457de5
  4. #5d8de9
  5. #749dec
  6. #8baeef
  7. #a2bef2
  8. #b9cef5
  9. #d1def9
  10. #e8effc
  11. #ffffff

Tones

#175cdf mixed progressively with gray.

  1. #175cdf
  2. #2260d6
  3. #2c63cc
  4. #3767c3
  5. #416ab9
  6. #4c6eb0
  7. #5672a6
  8. #61759d
  9. #6b7993
  10. #767c8a
  11. #808080

Readable text 5.78:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.63:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #666666 ≈ 0.003% of males
Achromatomaly #5162a5 ≈ 0.001% of males
Protanopia #006fe3 ≈ 1.01% of males
Deuteranopia #005ddd ≈ 1.27% of males
Tritanopia #007e94 ≈ 0.0001% of males
Protanomaly #0068e2 ≈ 1.08% of males
Deuteranomaly #005dde ≈ 4.63% of males
Tritanomaly #0072b7 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-175cdf {
  color: #175cdf;
}
Background
.bg-175cdf {
  background-color: #175cdf;
  color: #ffffff;
}
Border
.border-175cdf {
  border: 2px solid #175cdf;
}
CSS variables
:root {
  --color-primary: #175cdf;
  --color-primary-rgb: 23 92 223;
  --color-primary-hsl: 219 81% 48%;
}
Gradient
.gradient-175cdf {
  background: linear-gradient(135deg, #175cdf, #3617df);
}
Colored shadow
.shadow-175cdf {
  box-shadow: 0 8px 24px rgb(23 92 223 / 0.35);
}

#4169e1 Royal Blue ΔE 4.83 #1560bd Denim ΔE 5.20 #4166f5 Ultramarine Blue ΔE 5.64 #0f52ba Sapphire ΔE 5.71 #0070ff Brandeis Blue ΔE 7.86 #26619c Lapis Lazuli ΔE 8.34 #436b95 Queen Blue ΔE 8.46 #e8a320 Inverted #666666 Grayscale 

Royal Blue
#175cdf  rgb(23, 92, 223)  hsl(219, 81%, 48%)  Royal Blue
#df9a17  rgb(223, 154, 23)  hsl(39, 81%, 48%)  Gamboge
#df175c  rgb(223, 23, 92)  hsl(339, 81%, 48%)  Raspberry
#5cdf17  rgb(92, 223, 23)  hsl(99, 81%, 48%)  Lime Green