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#306CD2

#306cd2 ≈ Royal Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#306cd2 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 82.35% blue; printed in CMYK it uses 77.14% cyan, 48.57% magenta, 0% yellow and 17.65% black. Its hue angle is 217.78°, with 64.29% saturation and 50.59% 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 5:1 (WCAG AA). The closest named color is Royal Blue (#4169e1), ΔE 3.74.

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 luminance0.1601

Complementary

  1. #306cd2
  2. #d29630

Split complementary

  1. #306cd2
  2. #d24530
  3. #bdd230

Analogous

  1. #30bdd2
  2. #306cd2
  3. #4530d2

Triadic

  1. #306cd2
  2. #d2306c
  3. #6cd230

Tetradic

  1. #306cd2
  2. #9630d2
  3. #d29630
  4. #6cd230

Square

  1. #306cd2
  2. #d230bd
  3. #d29630
  4. #30d245

Monochromatic

  1. #132c56
  2. #204c95
  3. #306cd2
  4. #6f99e0
  5. #aec5ed

Shades

#306cd2 mixed progressively with black.

  1. #306cd2
  2. #2b61bd
  3. #2656a8
  4. #224c93
  5. #1d417e
  6. #183669
  7. #132b54
  8. #0e203f
  9. #0a162a
  10. #050b15
  11. #000000

Tints

#306cd2 mixed progressively with white.

  1. #306cd2
  2. #457bd7
  3. #5989db
  4. #6e98e0
  5. #83a7e4
  6. #98b6e9
  7. #acc4ed
  8. #c1d3f2
  9. #d6e2f6
  10. #eaf0fb
  11. #ffffff

Tones

#306cd2 mixed progressively with gray.

  1. #306cd2
  2. #386eca
  3. #4070c2
  4. #4872b9
  5. #5074b1
  6. #5876a9
  7. #6078a1
  8. #687a99
  9. #707c90
  10. #787e88
  11. #808080

Readable text 5:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.2:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #6f6f6f ≈ 0.003% of males
Achromatomaly #5c6ea0 ≈ 0.001% of males
Protanopia #3177d6 ≈ 1.01% of males
Deuteranopia #0068d0 ≈ 1.27% of males
Tritanopia #008495 ≈ 0.0001% of males
Protanomaly #3073d4 ≈ 1.08% of males
Deuteranomaly #156ad1 ≈ 4.63% of males
Tritanomaly #007bb1 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-306cd2 {
  color: #306cd2;
}
Background
.bg-306cd2 {
  background-color: #306cd2;
  color: #ffffff;
}
Border
.border-306cd2 {
  border: 2px solid #306cd2;
}
CSS variables
:root {
  --color-primary: #306cd2;
  --color-primary-rgb: 48 108 210;
  --color-primary-hsl: 218 64% 51%;
}
Gradient
.gradient-306cd2 {
  background: linear-gradient(135deg, #306cd2, #4530d2);
}
Colored shadow
.shadow-306cd2 {
  box-shadow: 0 8px 24px rgb(48 108 210 / 0.35);
}

#4169e1 Royal Blue ΔE 3.74 #0073cf True Blue ΔE 4.69 #0070ff Brandeis Blue ΔE 5.09 #1560bd Denim ΔE 5.18 #4166f5 Ultramarine Blue ΔE 6.25 #417dc1 Tufts Blue ΔE 6.35 #436b95 Queen Blue ΔE 6.45 #cf932d Inverted #6f6f6f Grayscale 

Royal Blue
#306cd2  rgb(48, 108, 210)  hsl(218, 64%, 51%)  Royal Blue
#d29630  rgb(210, 150, 48)  hsl(38, 64%, 51%)  Gamboge
#d2306c  rgb(210, 48, 108)  hsl(338, 64%, 51%)  Dogwood Rose
#6cd230  rgb(108, 210, 48)  hsl(98, 64%, 51%)  Lime Green