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#4371CF

#4371cf ≈ Royal Blue

  • blue
  • Lightness: medium
  • Saturation: strong
  • Cool
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#4371cf is a color from the blue family, with medium lightness and strong saturation. In the RGB model it is made of 26.27% red, 44.31% green and 81.18% blue; printed in CMYK it uses 67.63% cyan, 45.41% magenta, 0% yellow and 18.82% black. Its hue angle is 220.29°, with 59.32% saturation and 53.73% 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 4.66:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 3.75.

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 luminance0.1751

Complementary

  1. #4371cf
  2. #cfa143

Split complementary

  1. #4371cf
  2. #cf5b43
  3. #b7cf43

Analogous

  1. #43b7cf
  2. #4371cf
  3. #5b43cf

Triadic

  1. #4371cf
  2. #cf4371
  3. #71cf43

Tetradic

  1. #4371cf
  2. #a143cf
  3. #cfa143
  4. #71cf43

Square

  1. #4371cf
  2. #cf43b7
  3. #cfa143
  4. #43cf5b

Monochromatic

  1. #193060
  2. #284f9d
  3. #4371cf
  4. #809fdf
  5. #bdcdee

Shades

#4371cf mixed progressively with black.

  1. #4371cf
  2. #3c66ba
  3. #365aa6
  4. #2f4f91
  5. #28447c
  6. #223968
  7. #1b2d53
  8. #14223e
  9. #0d1729
  10. #070b15
  11. #000000

Tints

#4371cf mixed progressively with white.

  1. #4371cf
  2. #567fd4
  3. #698dd9
  4. #7b9cdd
  5. #8eaae2
  6. #a1b8e7
  7. #b4c6ec
  8. #c7d4f1
  9. #d9e3f5
  10. #ecf1fa
  11. #ffffff

Tones

#4371cf mixed progressively with gray.

  1. #4371cf
  2. #4973c7
  3. #4f74bf
  4. #5576b7
  5. #5b77af
  6. #6279a8
  7. #687aa0
  8. #6e7c98
  9. #747d90
  10. #7a7f88
  11. #808080

Readable text 4.66:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.5:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #747474 ≈ 0.003% of males
Achromatomaly #6473a1 ≈ 0.001% of males
Protanopia #427bd3 ≈ 1.01% of males
Deuteranopia #276ecd ≈ 1.27% of males
Tritanopia #008796 ≈ 0.0001% of males
Protanomaly #4277d1 ≈ 1.08% of males
Deuteranomaly #346fce ≈ 4.63% of males
Tritanomaly #007fb0 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-4371cf {
  color: #4371cf;
}
Background
.bg-4371cf {
  background-color: #4371cf;
  color: #ffffff;
}
Border
.border-4371cf {
  border: 2px solid #4371cf;
}
CSS variables
:root {
  --color-primary: #4371cf;
  --color-primary-rgb: 67 113 207;
  --color-primary-hsl: 220 59% 54%;
}
Gradient
.gradient-4371cf {
  background: linear-gradient(135deg, #4371cf, #5b43cf);
}
Colored shadow
.shadow-4371cf {
  box-shadow: 0 8px 24px rgb(67 113 207 / 0.35);
}

#4169e1 Royal Blue ΔE 3.75 #0070ff Brandeis Blue ΔE 5.02 #417dc1 Tufts Blue ΔE 5.32 #0073cf True Blue ΔE 5.36 #4166f5 Ultramarine Blue ΔE 6.22 #6082b6 Glaucous ΔE 6.71 #436b95 Queen Blue ΔE 7.06 #bc8e30 Inverted #747474 Grayscale 

Royal Blue
#4371cf  rgb(67, 113, 207)  hsl(220, 59%, 54%)  Royal Blue
#cfa143  rgb(207, 161, 67)  hsl(40, 59%, 54%)  Goldenrod
#cf4371  rgb(207, 67, 113)  hsl(340, 59%, 54%)  Telemagenta
#71cf43  rgb(113, 207, 67)  hsl(100, 59%, 54%)  Lime Green