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#4F66F5

#4f66f5 ≈ Ultramarine Blue

  • blue
  • Lightness: high
  • Saturation: strong
  • Cool
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#4f66f5 is a color from the blue family, with high lightness and strong saturation. In the RGB model it is made of 30.98% red, 40% green and 96.08% blue; printed in CMYK it uses 67.76% cyan, 58.37% magenta, 0% yellow and 3.92% black. Its hue angle is 231.69°, with 89.25% saturation and 63.53% 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 call-to-action buttons. White text on this color reaches a contrast ratio of 4.61:1 (WCAG AA). The closest named color is Ultramarine Blue (#4166f5), ΔE 1.54.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#6666ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1776

Complementary

  1. #4f66f5
  2. #f5de4f

Split complementary

  1. #4f66f5
  2. #f58b4f
  3. #b9f54f

Analogous

  1. #4fb9f5
  2. #4f66f5
  3. #8b4ff5

Triadic

  1. #4f66f5
  2. #f54f66
  3. #66f54f

Tetradic

  1. #4f66f5
  2. #de4ff5
  3. #f5de4f
  4. #66f54f

Square

  1. #4f66f5
  2. #f54fb9
  3. #f5de4f
  4. #4ff58b

Monochromatic

  1. #091ea2
  2. #0d2cea
  3. #4f66f5
  4. #97a5f9
  5. #e0e4fd

Shades

#4f66f5 mixed progressively with black.

  1. #4f66f5
  2. #475cdd
  3. #3f52c4
  4. #3747ac
  5. #2f3d93
  6. #28337b
  7. #202962
  8. #181f4a
  9. #101431
  10. #080a19
  11. #000000

Tints

#4f66f5 mixed progressively with white.

  1. #4f66f5
  2. #6175f6
  3. #7285f7
  4. #8494f8
  5. #95a3f9
  6. #a7b3fa
  7. #b9c2fb
  8. #cad1fc
  9. #dce0fd
  10. #edf0fe
  11. #ffffff

Tones

#4f66f5 mixed progressively with gray.

  1. #4f66f5
  2. #5469e9
  3. #596bde
  4. #5e6ed2
  5. #6370c6
  6. #6873bb
  7. #6c76af
  8. #7178a3
  9. #767b97
  10. #7b7d8c
  11. #808080

Readable text 4.61:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.55:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #757575 ≈ 0.003% of males
Achromatomaly #686fb7 ≈ 0.001% of males
Protanopia #007dfa ≈ 1.01% of males
Deuteranopia #006ef2 ≈ 1.27% of males
Tritanopia #008aa4 ≈ 0.0001% of males
Protanomaly #1a74f8 ≈ 1.08% of males
Deuteranomaly #006bf3 ≈ 4.63% of males
Tritanomaly #007dc9 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-4f66f5 {
  color: #4f66f5;
}
Background
.bg-4f66f5 {
  background-color: #4f66f5;
  color: #ffffff;
}
Border
.border-4f66f5 {
  border: 2px solid #4f66f5;
}
CSS variables
:root {
  --color-primary: #4f66f5;
  --color-primary-rgb: 79 102 245;
  --color-primary-hsl: 232 89% 64%;
}
Gradient
.gradient-4f66f5 {
  background: linear-gradient(135deg, #4f66f5, #8b4ff5);
}
Colored shadow
.shadow-4f66f5 {
  box-shadow: 0 8px 24px rgb(79 102 245 / 0.35);
}

#4166f5 Ultramarine Blue ΔE 1.54 #4169e1 Royal Blue ΔE 3.82 #0070ff Brandeis Blue ΔE 6.20 #7b68ee Medium Slate Blue ΔE 6.48 #6a5acd Slate Blue ΔE 7.85 #6050dc Majorelle Blue ΔE 8.06 #5a4fcf Iris ΔE 9.06 #b0990a Inverted #757575 Grayscale 

Ultramarine Blue
#4f66f5  rgb(79, 102, 245)  hsl(232, 89%, 64%)  Ultramarine Blue
#f5de4f  rgb(245, 222, 79)  hsl(52, 89%, 64%)  Banana Yellow
#f54f66  rgb(245, 79, 102)  hsl(352, 89%, 64%)  Neon Fuchsia
#66f54f  rgb(102, 245, 79)  hsl(112, 89%, 64%)  Neon Green