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#034BB9

#034bb9 ≈ Cobalt Blue

  • azure
  • Lightness: low
  • Saturation: strong
  • Cool
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#034bb9 is a color from the azure family, with low lightness and strong saturation. In the RGB model it is made of 1.18% red, 29.41% green and 72.55% blue; printed in CMYK it uses 98.38% cyan, 59.46% magenta, 0% yellow and 27.45% black. Its hue angle is 216.26°, with 96.81% saturation and 36.86% 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 call-to-action buttons. White text on this color reaches a contrast ratio of 7.75:1 (WCAG AAA). The closest named color is Cobalt Blue (#0047ab), ΔE 2.15.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0033cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0855

Complementary

  1. #034bb9
  2. #b97103

Split complementary

  1. #034bb9
  2. #b91603
  3. #a6b903

Analogous

  1. #03a6b9
  2. #034bb9
  3. #1603b9

Triadic

  1. #034bb9
  2. #b9034b
  3. #4bb903

Tetradic

  1. #034bb9
  2. #7103b9
  3. #b97103
  4. #4bb903

Square

  1. #034bb9
  2. #b903a6
  3. #b97103
  4. #03b916

Monochromatic

  1. #010e22
  2. #022c6e
  3. #034bb9
  4. #0d6bfb
  5. #5999fc

Shades

#034bb9 mixed progressively with black.

  1. #034bb9
  2. #0344a7
  3. #023c94
  4. #023582
  5. #022d6f
  6. #02265d
  7. #011e4a
  8. #011738
  9. #010f25
  10. #000813
  11. #000000

Tints

#034bb9 mixed progressively with white.

  1. #034bb9
  2. #1c5dc0
  3. #356fc7
  4. #4f81ce
  5. #6893d5
  6. #81a5dc
  7. #9ab7e3
  8. #b3c9ea
  9. #cddbf1
  10. #e6edf8
  11. #ffffff

Tones

#034bb9 mixed progressively with gray.

  1. #034bb9
  2. #1050b3
  3. #1c56ae
  4. #295ba8
  5. #3560a2
  6. #42669d
  7. #4e6b97
  8. #5b7091
  9. #67758b
  10. #747b86
  11. #808080

Readable text 7.75:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.71:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #535353 ≈ 0.003% of males
Achromatomaly #405088 ≈ 0.001% of males
Protanopia #005bbd ≈ 1.01% of males
Deuteranopia #004bb7 ≈ 1.27% of males
Tritanopia #00687a ≈ 0.0001% of males
Protanomaly #0055bb ≈ 1.08% of males
Deuteranomaly #004bb8 ≈ 4.63% of males
Tritanomaly #005d97 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-034bb9 {
  color: #034bb9;
}
Background
.bg-034bb9 {
  background-color: #034bb9;
  color: #ffffff;
}
Border
.border-034bb9 {
  border: 2px solid #034bb9;
}
CSS variables
:root {
  --color-primary: #034bb9;
  --color-primary-rgb: 3 75 185;
  --color-primary-hsl: 216 97% 37%;
}
Gradient
.gradient-034bb9 {
  background: linear-gradient(135deg, #034bb9, #1603b9);
}
Colored shadow
.shadow-034bb9 {
  box-shadow: 0 8px 24px rgb(3 75 185 / 0.35);
}

#0047ab Cobalt Blue ΔE 2.15 #0f52ba Sapphire ΔE 2.31 #0f4d92 Yale Blue ΔE 5.61 #1c39bb Persian Blue ΔE 6.28 #1560bd Denim ΔE 7.23 #1034a6 Egyptian Blue ΔE 7.50 #003399 Smalt ΔE 8.13 #fcb446 Inverted #535353 Grayscale 

Cobalt Blue
#034bb9  rgb(3, 75, 185)  hsl(216, 97%, 37%)  Cobalt Blue
#b97103  rgb(185, 113, 3)  hsl(36, 97%, 37%)  Ginger
#b9034b  rgb(185, 3, 75)  hsl(336, 97%, 37%)  Vivid Burgundy
#4bb903  rgb(75, 185, 3)  hsl(96, 97%, 37%)  Kelly Green