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#2175DF

#2175df ≈ True Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#2175df is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 12.94% red, 45.88% green and 87.45% blue; printed in CMYK it uses 85.2% cyan, 47.53% magenta, 0% yellow and 12.55% black. Its hue angle is 213.47°, with 74.8% saturation and 50.2% 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 brand accents. Black text on this color reaches a contrast ratio of 4.67:1 (WCAG AA). The closest named color is True Blue (#0073cf), ΔE 3.12.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1837

Complementary

  1. #2175df
  2. #df8b21

Split complementary

  1. #2175df
  2. #df2c21
  3. #d4df21

Analogous

  1. #21d4df
  2. #2175df
  3. #2c21df

Triadic

  1. #2175df
  2. #df2175
  3. #75df21

Tetradic

  1. #2175df
  2. #8b21df
  3. #df8b21
  4. #75df21

Square

  1. #2175df
  2. #df21d4
  3. #df8b21
  4. #21df2c

Monochromatic

  1. #0d2f5a
  2. #17529d
  3. #2175df
  4. #649fe9
  5. #a7c8f2

Shades

#2175df mixed progressively with black.

  1. #2175df
  2. #1e69c9
  3. #1a5eb2
  4. #17529c
  5. #144686
  6. #113b70
  7. #0d2f59
  8. #0a2343
  9. #07172d
  10. #030c16
  11. #000000

Tints

#2175df mixed progressively with white.

  1. #2175df
  2. #3783e2
  3. #4d91e5
  4. #649ee9
  5. #7aacec
  6. #90baef
  7. #a6c8f2
  8. #bcd6f5
  9. #d3e3f9
  10. #e9f1fc
  11. #ffffff

Tones

#2175df mixed progressively with gray.

  1. #2175df
  2. #2b76d6
  3. #3477cc
  4. #3e78c3
  5. #4779b9
  6. #517bb0
  7. #5a7ca6
  8. #647d9d
  9. #6d7e93
  10. #777f8a
  11. #808080

Readable text 4.49:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.67:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #777777 ≈ 0.003% of males
Achromatomaly #6076ab ≈ 0.001% of males
Protanopia #3780e3 ≈ 1.01% of males
Deuteranopia #006fdd ≈ 1.27% of males
Tritanopia #008f9f ≈ 0.0001% of males
Protanomaly #307ce1 ≈ 1.08% of males
Deuteranomaly #0171de ≈ 4.63% of males
Tritanomaly #0085bc ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-2175df {
  color: #2175df;
}
Background
.bg-2175df {
  background-color: #2175df;
  color: #000000;
}
Border
.border-2175df {
  border: 2px solid #2175df;
}
CSS variables
:root {
  --color-primary: #2175df;
  --color-primary-rgb: 33 117 223;
  --color-primary-hsl: 213 75% 50%;
}
Gradient
.gradient-2175df {
  background: linear-gradient(135deg, #2175df, #2c21df);
}
Colored shadow
.shadow-2175df {
  box-shadow: 0 8px 24px rgb(33 117 223 / 0.35);
}

#0073cf True Blue ΔE 3.12 #417dc1 Tufts Blue ΔE 3.80 #0070ff Brandeis Blue ΔE 4.12 #0072bb French Blue ΔE 5.86 #4169e1 Royal Blue ΔE 6.19 #4682b4 Steel Blue ΔE 6.30 #6082b6 Glaucous ΔE 7.36 #de8a20 Inverted #777777 Grayscale 

True Blue
#2175df  rgb(33, 117, 223)  hsl(213, 75%, 50%)  True Blue
#df8b21  rgb(223, 139, 33)  hsl(33, 75%, 50%)  Fulvous
#df2175  rgb(223, 33, 117)  hsl(333, 75%, 50%)  Telemagenta
#75df21  rgb(117, 223, 33)  hsl(93, 75%, 50%)  Lawn Green