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#0F4BB9

#0f4bb9 ≈ Cobalt Blue

  • azure
  • Lightness: low
  • Saturation: strong
  • Cool
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#0f4bb9 is a color from the azure family, with low lightness and strong saturation. In the RGB model it is made of 5.88% red, 29.41% green and 72.55% blue; printed in CMYK it uses 91.89% cyan, 59.46% magenta, 0% yellow and 27.45% black. Its hue angle is 218.82°, with 85% saturation and 39.22% 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 7.7:1 (WCAG AAA). The closest named color is Cobalt Blue (#0047ab), ΔE 2.31.

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 luminance0.0864

Complementary

  1. #0f4bb9
  2. #b97d0f

Split complementary

  1. #0f4bb9
  2. #b9280f
  3. #a0b90f

Analogous

  1. #0fa0b9
  2. #0f4bb9
  3. #280fb9

Triadic

  1. #0f4bb9
  2. #b90f4b
  3. #4bb90f

Tetradic

  1. #0f4bb9
  2. #7d0fb9
  3. #b97d0f
  4. #4bb90f

Square

  1. #0f4bb9
  2. #b90fa0
  3. #b97d0f
  4. #0fb928

Monochromatic

  1. #04122b
  2. #092e72
  3. #0f4bb9
  4. #276ded
  5. #6e9df3

Shades

#0f4bb9 mixed progressively with black.

  1. #0f4bb9
  2. #0e44a7
  3. #0c3c94
  4. #0b3582
  5. #092d6f
  6. #08265d
  7. #061e4a
  8. #051738
  9. #030f25
  10. #020813
  11. #000000

Tints

#0f4bb9 mixed progressively with white.

  1. #0f4bb9
  2. #275dc0
  3. #3f6fc7
  4. #5781ce
  5. #6f93d5
  6. #87a5dc
  7. #9fb7e3
  8. #b7c9ea
  9. #cfdbf1
  10. #e7edf8
  11. #ffffff

Tones

#0f4bb9 mixed progressively with gray.

  1. #0f4bb9
  2. #1a50b3
  3. #2656ae
  4. #315ba8
  5. #3c60a2
  6. #48669d
  7. #536b97
  8. #5e7091
  9. #69758b
  10. #757b86
  11. #808080

Readable text 7.7:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.73:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #535353 ≈ 0.003% of males
Achromatomaly #425088 ≈ 0.001% of males
Protanopia #005bbd ≈ 1.01% of males
Deuteranopia #004cb7 ≈ 1.27% of males
Tritanopia #00677a ≈ 0.0001% of males
Protanomaly #0055bb ≈ 1.08% of males
Deuteranomaly #004bb8 ≈ 4.63% of males
Tritanomaly #005d97 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-0f4bb9 {
  color: #0f4bb9;
}
Background
.bg-0f4bb9 {
  background-color: #0f4bb9;
  color: #ffffff;
}
Border
.border-0f4bb9 {
  border: 2px solid #0f4bb9;
}
CSS variables
:root {
  --color-primary: #0f4bb9;
  --color-primary-rgb: 15 75 185;
  --color-primary-hsl: 219 85% 39%;
}
Gradient
.gradient-0f4bb9 {
  background: linear-gradient(135deg, #0f4bb9, #280fb9);
}
Colored shadow
.shadow-0f4bb9 {
  box-shadow: 0 8px 24px rgb(15 75 185 / 0.35);
}

#0047ab Cobalt Blue ΔE 2.31 #0f52ba Sapphire ΔE 2.43 #0f4d92 Yale Blue ΔE 5.85 #1c39bb Persian Blue ΔE 6.06 #1560bd Denim ΔE 7.36 #1034a6 Egyptian Blue ΔE 7.38 #003399 Smalt ΔE 8.09 #f0b446 Inverted #535353 Grayscale 

Cobalt Blue
#0f4bb9  rgb(15, 75, 185)  hsl(219, 85%, 39%)  Cobalt Blue
#b97d0f  rgb(185, 125, 15)  hsl(39, 85%, 39%)  Dark Goldenrod
#b90f4b  rgb(185, 15, 75)  hsl(339, 85%, 39%)  Vivid Burgundy
#4bb90f  rgb(75, 185, 15)  hsl(99, 85%, 39%)  Kelly Green