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#646DBF

#646dbf ≈ Royal Blue

  • blue
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#646dbf is a color from the blue family, with medium lightness and moderate saturation. In the RGB model it is made of 39.22% red, 42.75% green and 74.9% blue; printed in CMYK it uses 47.64% cyan, 42.93% magenta, 0% yellow and 25.1% black. Its hue angle is 234.07°, with 41.55% saturation and 57.06% 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 4.69:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 6.7.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#6666cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1741

Complementary

  1. #646dbf
  2. #bfb664

Split complementary

  1. #646dbf
  2. #bf8964
  3. #9abf64

Analogous

  1. #649abf
  2. #646dbf
  3. #8964bf

Triadic

  1. #646dbf
  2. #bf646d
  3. #6dbf64

Tetradic

  1. #646dbf
  2. #b664bf
  3. #bfb664
  4. #6dbf64

Square

  1. #646dbf
  2. #bf649a
  3. #bfb664
  4. #64bf89

Monochromatic

  1. #282e62
  2. #3f4798
  3. #646dbf
  4. #9aa0d5
  5. #d0d3ec

Shades

#646dbf mixed progressively with black.

  1. #646dbf
  2. #5a62ac
  3. #505799
  4. #464c86
  5. #3c4173
  6. #323760
  7. #282c4c
  8. #1e2139
  9. #141626
  10. #0a0b13
  11. #000000

Tints

#646dbf mixed progressively with white.

  1. #646dbf
  2. #747cc5
  3. #838acc
  4. #9399d2
  5. #a2a7d9
  6. #b2b6df
  7. #c1c5e5
  8. #d1d3ec
  9. #e0e2f2
  10. #f0f0f9
  11. #ffffff

Tones

#646dbf mixed progressively with gray.

  1. #646dbf
  2. #676fb9
  3. #6a71b2
  4. #6c73ac
  5. #6f75a6
  6. #7277a0
  7. #757899
  8. #787a93
  9. #7a7c8d
  10. #7d7e86
  11. #808080

Readable text 4.69:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.48:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #747474 ≈ 0.003% of males
Achromatomaly #6e7198 ≈ 0.001% of males
Protanopia #4d78c2 ≈ 1.01% of males
Deuteranopia #4570bd ≈ 1.27% of males
Tritanopia #427e8d ≈ 0.0001% of males
Protanomaly #5774c1 ≈ 1.08% of males
Deuteranomaly #536fbe ≈ 4.63% of males
Tritanomaly #5278a3 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-646dbf {
  color: #646dbf;
}
Background
.bg-646dbf {
  background-color: #646dbf;
  color: #ffffff;
}
Border
.border-646dbf {
  border: 2px solid #646dbf;
}
CSS variables
:root {
  --color-primary: #646dbf;
  --color-primary-rgb: 100 109 191;
  --color-primary-hsl: 234 42% 57%;
}
Gradient
.gradient-646dbf {
  background: linear-gradient(135deg, #646dbf, #8964bf);
}
Colored shadow
.shadow-646dbf {
  box-shadow: 0 8px 24px rgb(100 109 191 / 0.35);
}

#4169e1 Royal Blue ΔE 6.70 #6a5acd Slate Blue ΔE 7.22 #4166f5 Ultramarine Blue ΔE 8.11 #6082b6 Glaucous ΔE 8.35 #7b68ee Medium Slate Blue ΔE 8.40 #436b95 Queen Blue ΔE 9.20 #5a4fcf Iris ΔE 10.01 #9b9240 Inverted #747474 Grayscale 

Royal Blue
#646dbf  rgb(100, 109, 191)  hsl(234, 42%, 57%)  Royal Blue
#bfb664  rgb(191, 182, 100)  hsl(54, 42%, 57%)  Dark Khaki
#bf646d  rgb(191, 100, 109)  hsl(354, 42%, 57%)  Rose Gold
#6dbf64  rgb(109, 191, 100)  hsl(114, 42%, 57%)  Mantis