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#034BB7

#034bb7 ≈ Cobalt Blue

  • azure
  • Lightness: low
  • Saturation: strong
  • Cool
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#034bb7 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 71.76% blue; printed in CMYK it uses 98.36% cyan, 59.02% magenta, 0% yellow and 28.24% black. Its hue angle is 216°, with 96.77% saturation and 36.47% 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 7.79:1 (WCAG AAA). The closest named color is Cobalt Blue (#0047ab), ΔE 1.93.

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 luminance0.0847

Complementary

  1. #034bb7
  2. #b76f03

Split complementary

  1. #034bb7
  2. #b71503
  3. #a5b703

Analogous

  1. #03a5b7
  2. #034bb7
  3. #1503b7

Triadic

  1. #034bb7
  2. #b7034b
  3. #4bb703

Tetradic

  1. #034bb7
  2. #6f03b7
  3. #b76f03
  4. #4bb703

Square

  1. #034bb7
  2. #b703a5
  3. #b76f03
  4. #03b715

Monochromatic

  1. #010d20
  2. #022c6c
  3. #034bb7
  4. #0b6bfb
  5. #5799fc

Shades

#034bb7 mixed progressively with black.

  1. #034bb7
  2. #0344a5
  3. #023c92
  4. #023580
  5. #022d6e
  6. #02265c
  7. #011e49
  8. #011737
  9. #010f25
  10. #000812
  11. #000000

Tints

#034bb7 mixed progressively with white.

  1. #034bb7
  2. #1c5dbe
  3. #356fc5
  4. #4f81cd
  5. #6893d4
  6. #81a5db
  7. #9ab7e2
  8. #b3c9e9
  9. #cddbf1
  10. #e6edf8
  11. #ffffff

Tones

#034bb7 mixed progressively with gray.

  1. #034bb7
  2. #1050b2
  3. #1c56ac
  4. #295ba7
  5. #3560a1
  6. #42669c
  7. #4e6b96
  8. #5b7091
  9. #67758b
  10. #747b86
  11. #808080

Readable text 7.79:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.69:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #525252 ≈ 0.003% of males
Achromatomaly #404f86 ≈ 0.001% of males
Protanopia #005abb ≈ 1.01% of males
Deuteranopia #004bb5 ≈ 1.27% of males
Tritanopia #006779 ≈ 0.0001% of males
Protanomaly #0054b9 ≈ 1.08% of males
Deuteranomaly #004bb6 ≈ 4.63% of males
Tritanomaly #005d96 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-034bb7 {
  color: #034bb7;
}
Background
.bg-034bb7 {
  background-color: #034bb7;
  color: #ffffff;
}
Border
.border-034bb7 {
  border: 2px solid #034bb7;
}
CSS variables
:root {
  --color-primary: #034bb7;
  --color-primary-rgb: 3 75 183;
  --color-primary-hsl: 216 97% 36%;
}
Gradient
.gradient-034bb7 {
  background: linear-gradient(135deg, #034bb7, #1503b7);
}
Colored shadow
.shadow-034bb7 {
  box-shadow: 0 8px 24px rgb(3 75 183 / 0.35);
}

#0047ab Cobalt Blue ΔE 1.93 #0f52ba Sapphire ΔE 2.29 #0f4d92 Yale Blue ΔE 5.33 #1c39bb Persian Blue ΔE 6.40 #1560bd Denim ΔE 7.20 #1034a6 Egyptian Blue ΔE 7.50 #003399 Smalt ΔE 8.05 #fcb448 Inverted #525252 Grayscale 

Cobalt Blue
#034bb7  rgb(3, 75, 183)  hsl(216, 97%, 36%)  Cobalt Blue
#b76f03  rgb(183, 111, 3)  hsl(36, 97%, 36%)  Ginger
#b7034b  rgb(183, 3, 75)  hsl(336, 97%, 36%)  Vivid Burgundy
#4bb703  rgb(75, 183, 3)  hsl(96, 97%, 36%)  Kelly Green