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#306CDF

#306cdf ≈ Royal Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#306cdf is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 18.82% red, 42.35% green and 87.45% blue; printed in CMYK it uses 78.48% cyan, 51.57% magenta, 0% yellow and 12.55% black. Its hue angle is 219.43°, with 73.22% saturation and 53.14% 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. White text on this color reaches a contrast ratio of 4.84:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 2.48.

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 luminance0.1668

Complementary

  1. #306cdf
  2. #dfa330

Split complementary

  1. #306cdf
  2. #df4c30
  3. #c3df30

Analogous

  1. #30c3df
  2. #306cdf
  3. #4c30df

Triadic

  1. #306cdf
  2. #df306c
  3. #6cdf30

Tetradic

  1. #306cdf
  2. #a330df
  3. #dfa330
  4. #6cdf30

Square

  1. #306cdf
  2. #df30c3
  3. #dfa330
  4. #30df4c

Monochromatic

  1. #102d66
  2. #1a4ba8
  3. #306cdf
  4. #729be9
  5. #b5caf3

Shades

#306cdf mixed progressively with black.

  1. #306cdf
  2. #2b61c9
  3. #2656b2
  4. #224c9c
  5. #1d4186
  6. #183670
  7. #132b59
  8. #0e2043
  9. #0a162d
  10. #050b16
  11. #000000

Tints

#306cdf mixed progressively with white.

  1. #306cdf
  2. #457be2
  3. #5989e5
  4. #6e98e9
  5. #83a7ec
  6. #98b6ef
  7. #acc4f2
  8. #c1d3f5
  9. #d6e2f9
  10. #eaf0fc
  11. #ffffff

Tones

#306cdf mixed progressively with gray.

  1. #306cdf
  2. #386ed6
  3. #4070cc
  4. #4872c3
  5. #5074b9
  6. #5876b0
  7. #6078a6
  8. #687a9d
  9. #707c93
  10. #787e8a
  11. #808080

Readable text 4.84:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.34:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #727272 ≈ 0.003% of males
Achromatomaly #5e6fa9 ≈ 0.001% of males
Protanopia #1b7ae3 ≈ 1.01% of males
Deuteranopia #006add ≈ 1.27% of males
Tritanopia #00889b ≈ 0.0001% of males
Protanomaly #2575e1 ≈ 1.08% of males
Deuteranomaly #006bde ≈ 4.63% of males
Tritanomaly #007eba ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-306cdf {
  color: #306cdf;
}
Background
.bg-306cdf {
  background-color: #306cdf;
  color: #ffffff;
}
Border
.border-306cdf {
  border: 2px solid #306cdf;
}
CSS variables
:root {
  --color-primary: #306cdf;
  --color-primary-rgb: 48 108 223;
  --color-primary-hsl: 219 73% 53%;
}
Gradient
.gradient-306cdf {
  background: linear-gradient(135deg, #306cdf, #4c30df);
}
Colored shadow
.shadow-306cdf {
  box-shadow: 0 8px 24px rgb(48 108 223 / 0.35);
}

#4169e1 Royal Blue ΔE 2.48 #0070ff Brandeis Blue ΔE 3.74 #4166f5 Ultramarine Blue ΔE 4.73 #0073cf True Blue ΔE 5.70 #1560bd Denim ΔE 6.39 #417dc1 Tufts Blue ΔE 6.83 #436b95 Queen Blue ΔE 7.68 #cf9320 Inverted #727272 Grayscale 

Royal Blue
#306cdf  rgb(48, 108, 223)  hsl(219, 73%, 53%)  Royal Blue
#dfa330  rgb(223, 163, 48)  hsl(39, 73%, 53%)  Marigold
#df306c  rgb(223, 48, 108)  hsl(339, 73%, 53%)  Razzmatazz
#6cdf30  rgb(108, 223, 48)  hsl(99, 73%, 53%)  Lime Green