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#013FA3

#013fa3 ≈ Cobalt Blue

  • azure
  • Lightness: low
  • Saturation: strong
  • Cool
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#013fa3 is a color from the azure family, with low lightness and strong saturation. In the RGB model it is made of 0.39% red, 24.71% green and 63.92% blue; printed in CMYK it uses 99.39% cyan, 61.35% magenta, 0% yellow and 36.08% black. Its hue angle is 217.04°, with 98.78% saturation and 32.16% 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 corporate identities. White text on this color reaches a contrast ratio of 9.37:1 (WCAG AAA). The closest named color is Cobalt Blue (#0047ab), ΔE 2.69.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#003399
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0621

Complementary

  1. #013fa3
  2. #a36501

Split complementary

  1. #013fa3
  2. #a31401
  3. #90a301

Analogous

  1. #0190a3
  2. #013fa3
  3. #1401a3

Triadic

  1. #013fa3
  2. #a3013f
  3. #3fa301

Tetradic

  1. #013fa3
  2. #6501a3
  3. #a36501
  4. #3fa301

Square

  1. #013fa3
  2. #a30190
  3. #a36501
  4. #01a314

Monochromatic

  1. #000814
  2. #012257
  3. #013fa3
  4. #015cef
  5. #3f88fe

Shades

#013fa3 mixed progressively with black.

  1. #013fa3
  2. #013993
  3. #013282
  4. #012c72
  5. #012662
  6. #012052
  7. #001941
  8. #001331
  9. #000d21
  10. #000610
  11. #000000

Tints

#013fa3 mixed progressively with white.

  1. #013fa3
  2. #1a52ac
  3. #3465b5
  4. #4d79bf
  5. #678cc8
  6. #809fd1
  7. #99b2da
  8. #b3c5e3
  9. #ccd9ed
  10. #e6ecf6
  11. #ffffff

Tones

#013fa3 mixed progressively with gray.

  1. #013fa3
  2. #0e46a0
  3. #1a4c9c
  4. #275399
  5. #345995
  6. #416092
  7. #4d668e
  8. #5a6d8b
  9. #677387
  10. #737a84
  11. #808080

Readable text 9.37:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.24:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #464646 ≈ 0.003% of males
Achromatomaly #364477 ≈ 0.001% of males
Protanopia #004ea6 ≈ 1.01% of males
Deuteranopia #0040a1 ≈ 1.27% of males
Tritanopia #00596b ≈ 0.0001% of males
Protanomaly #0048a5 ≈ 1.08% of males
Deuteranomaly #003fa2 ≈ 4.63% of males
Tritanomaly #005085 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-013fa3 {
  color: #013fa3;
}
Background
.bg-013fa3 {
  background-color: #013fa3;
  color: #ffffff;
}
Border
.border-013fa3 {
  border: 2px solid #013fa3;
}
CSS variables
:root {
  --color-primary: #013fa3;
  --color-primary-rgb: 1 63 163;
  --color-primary-hsl: 217 99% 32%;
}
Gradient
.gradient-013fa3 {
  background: linear-gradient(135deg, #013fa3, #1401a3);
}
Colored shadow
.shadow-013fa3 {
  box-shadow: 0 8px 24px rgb(1 63 163 / 0.35);
}

#0047ab Cobalt Blue ΔE 2.69 #003399 Smalt ΔE 3.86 #1034a6 Egyptian Blue ΔE 4.05 #1c39bb Persian Blue ΔE 5.01 #0f4d92 Yale Blue ΔE 6.06 #0f52ba Sapphire ΔE 6.48 #002395 Imperial Blue ΔE 8.47 #fec05c Inverted #464646 Grayscale 

Cobalt Blue
#013fa3  rgb(1, 63, 163)  hsl(217, 99%, 32%)  Cobalt Blue
#a36501  rgb(163, 101, 1)  hsl(37, 99%, 32%)  Golden Brown
#a3013f  rgb(163, 1, 63)  hsl(337, 99%, 32%)  Vivid Burgundy
#3fa301  rgb(63, 163, 1)  hsl(97, 99%, 32%)  Kelly Green