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#2F4FA3

#2f4fa3 ≈ Cobalt Blue

  • blue
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#2f4fa3 is a color from the blue family, with medium lightness and moderate saturation. In the RGB model it is made of 18.43% red, 30.98% green and 63.92% blue; printed in CMYK it uses 71.17% cyan, 51.53% magenta, 0% yellow and 36.08% black. Its hue angle is 223.45°, with 55.24% saturation and 41.18% lightness in HSL. It is a cool color, often associated with trust, stability and focus. Designers typically use it for technology products, finance and banking and brand accents. White text on this color reaches a contrast ratio of 7.59:1 (WCAG AAA). The closest named color is Cobalt Blue (#0047ab), ΔE 3.41.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#336699
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0884

Complementary

  1. #2f4fa3
  2. #a3832f

Split complementary

  1. #2f4fa3
  2. #a3492f
  3. #89a32f

Analogous

  1. #2f89a3
  2. #2f4fa3
  3. #492fa3

Triadic

  1. #2f4fa3
  2. #a32f4f
  3. #4fa32f

Tetradic

  1. #2f4fa3
  2. #832fa3
  3. #a3832f
  4. #4fa32f

Square

  1. #2f4fa3
  2. #a32f89
  3. #a3832f
  4. #2fa349

Monochromatic

  1. #0d152c
  2. #1e3268
  3. #2f4fa3
  4. #5274cd
  5. #8da3de

Shades

#2f4fa3 mixed progressively with black.

  1. #2f4fa3
  2. #2a4793
  3. #263f82
  4. #213772
  5. #1c2f62
  6. #182852
  7. #132041
  8. #0e1831
  9. #091021
  10. #050810
  11. #000000

Tints

#2f4fa3 mixed progressively with white.

  1. #2f4fa3
  2. #4461ac
  3. #5972b5
  4. #6d84bf
  5. #8295c8
  6. #97a7d1
  7. #acb9da
  8. #c1cae3
  9. #d5dced
  10. #eaedf6
  11. #ffffff

Tones

#2f4fa3 mixed progressively with gray.

  1. #2f4fa3
  2. #3754a0
  3. #3f599c
  4. #475e99
  5. #4f6395
  6. #586892
  7. #606c8e
  8. #68718b
  9. #707687
  10. #787b84
  11. #808080

Readable text 7.59:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.77:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #545454 ≈ 0.003% of males
Achromatomaly #48527b ≈ 0.001% of males
Protanopia #1c5aa6 ≈ 1.01% of males
Deuteranopia #004fa1 ≈ 1.27% of males
Tritanopia #006371 ≈ 0.0001% of males
Protanomaly #2555a5 ≈ 1.08% of males
Deuteranomaly #164fa2 ≈ 4.63% of males
Tritanomaly #005c88 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-2f4fa3 {
  color: #2f4fa3;
}
Background
.bg-2f4fa3 {
  background-color: #2f4fa3;
  color: #ffffff;
}
Border
.border-2f4fa3 {
  border: 2px solid #2f4fa3;
}
CSS variables
:root {
  --color-primary: #2f4fa3;
  --color-primary-rgb: 47 79 163;
  --color-primary-hsl: 223 55% 41%;
}
Gradient
.gradient-2f4fa3 {
  background: linear-gradient(135deg, #2f4fa3, #492fa3);
}
Colored shadow
.shadow-2f4fa3 {
  box-shadow: 0 8px 24px rgb(47 79 163 / 0.35);
}

#0047ab Cobalt Blue ΔE 3.41 #0f52ba Sapphire ΔE 3.54 #0f4d92 Yale Blue ΔE 4.61 #1560bd Denim ΔE 7.21 #26619c Lapis Lazuli ΔE 7.74 #1c39bb Persian Blue ΔE 7.93 #4f42b5 Ocean Blue ΔE 8.43 #d0b05c Inverted #545454 Grayscale 

Cobalt Blue
#2f4fa3  rgb(47, 79, 163)  hsl(223, 55%, 41%)  Cobalt Blue
#a3832f  rgb(163, 131, 47)  hsl(43, 55%, 41%)  Dark Goldenrod
#a32f4f  rgb(163, 47, 79)  hsl(343, 55%, 41%)  Vivid Burgundy
#4fa32f  rgb(79, 163, 47)  hsl(103, 55%, 41%)  Kelly Green