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#173DAD

#173dad ≈ Persian Blue

  • blue
  • Lightness: low
  • Saturation: strong
  • Cool
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#173dad is a color from the blue family, with low lightness and strong saturation. In the RGB model it is made of 9.02% red, 23.92% green and 67.84% blue; printed in CMYK it uses 86.71% cyan, 64.74% magenta, 0% yellow and 32.16% black. Its hue angle is 224.8°, with 76.53% saturation and 38.43% lightness in HSL. It is a cool color, often associated with trust, stability and focus. Designers typically use it for technology products, finance and banking and brand accents. White text on this color reaches a contrast ratio of 9.1:1 (WCAG AAA). The closest named color is Persian Blue (#1c39bb), ΔE 2.63.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#003399
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0654

Complementary

  1. #173dad
  2. #ad8717

Split complementary

  1. #173dad
  2. #ad3c17
  3. #88ad17

Analogous

  1. #1788ad
  2. #173dad
  3. #3c17ad

Triadic

  1. #173dad
  2. #ad173d
  3. #3dad17

Tetradic

  1. #173dad
  2. #8717ad
  3. #ad8717
  4. #3dad17

Square

  1. #173dad
  2. #ad1788
  3. #ad8717
  4. #17ad3c

Monochromatic

  1. #050d26
  2. #0e2569
  3. #173dad
  4. #2d5be3
  5. #7190ec

Shades

#173dad mixed progressively with black.

  1. #173dad
  2. #15379c
  3. #12318a
  4. #102b79
  5. #0e2568
  6. #0c1f57
  7. #091845
  8. #071234
  9. #050c23
  10. #020611
  11. #000000

Tints

#173dad mixed progressively with white.

  1. #173dad
  2. #2e50b5
  3. #4564bd
  4. #5d77c6
  5. #748bce
  6. #8b9ed6
  7. #a2b1de
  8. #b9c5e6
  9. #d1d8ef
  10. #e8ecf7
  11. #ffffff

Tones

#173dad mixed progressively with gray.

  1. #173dad
  2. #2244a9
  3. #2c4aa4
  4. #3751a0
  5. #41589b
  6. #4c5f97
  7. #566592
  8. #616c8e
  9. #6b7389
  10. #767985
  11. #808080

Readable text 9.1:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.31:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #484848 ≈ 0.003% of males
Achromatomaly #3a447d ≈ 0.001% of males
Protanopia #004fb1 ≈ 1.01% of males
Deuteranopia #0041ab ≈ 1.27% of males
Tritanopia #005b6f ≈ 0.0001% of males
Protanomaly #0049af ≈ 1.08% of males
Deuteranomaly #0040ac ≈ 4.63% of males
Tritanomaly #00518c ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-173dad {
  color: #173dad;
}
Background
.bg-173dad {
  background-color: #173dad;
  color: #ffffff;
}
Border
.border-173dad {
  border: 2px solid #173dad;
}
CSS variables
:root {
  --color-primary: #173dad;
  --color-primary-rgb: 23 61 173;
  --color-primary-hsl: 225 77% 38%;
}
Gradient
.gradient-173dad {
  background: linear-gradient(135deg, #173dad, #3c17ad);
}
Colored shadow
.shadow-173dad {
  box-shadow: 0 8px 24px rgb(23 61 173 / 0.35);
}

#1c39bb Persian Blue ΔE 2.63 #1034a6 Egyptian Blue ΔE 2.72 #003399 Smalt ΔE 3.90 #0047ab Cobalt Blue ΔE 4.03 #4f42b5 Ocean Blue ΔE 6.55 #0f52ba Sapphire ΔE 7.08 #002395 Imperial Blue ΔE 7.69 #e8c252 Inverted #484848 Grayscale 

Persian Blue
#173dad  rgb(23, 61, 173)  hsl(225, 77%, 38%)  Persian Blue
#ad8717  rgb(173, 135, 23)  hsl(45, 77%, 38%)  Dark Goldenrod
#ad173d  rgb(173, 23, 61)  hsl(345, 77%, 38%)  Vivid Burgundy
#3dad17  rgb(61, 173, 23)  hsl(105, 77%, 38%)  Kelly Green