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#003FB5

#003fb5 ≈ Persian Blue

  • azure
  • Lightness: low
  • Saturation: strong
  • Cool
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#003fb5 is a color from the azure family, with low lightness and strong saturation. In the RGB model it is made of 0% red, 24.71% green and 70.98% blue; printed in CMYK it uses 100% cyan, 65.19% magenta, 0% yellow and 29.02% black. Its hue angle is 219.12°, with 100% saturation and 35.49% 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 8.83:1 (WCAG AAA). The closest named color is Persian Blue (#1c39bb), ΔE 2.82.

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 luminance0.0689

Complementary

  1. #003fb5
  2. #b57600

Split complementary

  1. #003fb5
  2. #b51c00
  3. #99b500

Analogous

  1. #0099b5
  2. #003fb5
  3. #1c00b5

Triadic

  1. #003fb5
  2. #b5003f
  3. #3fb500

Tetradic

  1. #003fb5
  2. #7600b5
  3. #b57600
  4. #3fb500

Square

  1. #003fb5
  2. #b50099
  3. #b57600
  4. #00b51c

Monochromatic

  1. #000a1c
  2. #002468
  3. #003fb5
  4. #025aff
  5. #4f8cff

Shades

#003fb5 mixed progressively with black.

  1. #003fb5
  2. #0039a3
  3. #003291
  4. #002c7f
  5. #00266d
  6. #00205b
  7. #001948
  8. #001336
  9. #000d24
  10. #000612
  11. #000000

Tints

#003fb5 mixed progressively with white.

  1. #003fb5
  2. #1a52bc
  3. #3365c4
  4. #4d79cb
  5. #668cd3
  6. #809fda
  7. #99b2e1
  8. #b3c5e9
  9. #ccd9f0
  10. #e6ecf8
  11. #ffffff

Tones

#003fb5 mixed progressively with gray.

  1. #003fb5
  2. #0d46b0
  3. #1a4caa
  4. #2653a5
  5. #3359a0
  6. #40609b
  7. #4d6695
  8. #5a6d90
  9. #66738b
  10. #737a85
  11. #808080

Readable text 8.83:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.38:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4a4a4a ≈ 0.003% of males
Achromatomaly #394683 ≈ 0.001% of males
Protanopia #0052b9 ≈ 1.01% of males
Deuteranopia #0043b3 ≈ 1.27% of males
Tritanopia #005f74 ≈ 0.0001% of males
Protanomaly #004bb7 ≈ 1.08% of males
Deuteranomaly #0041b4 ≈ 4.63% of males
Tritanomaly #005493 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-003fb5 {
  color: #003fb5;
}
Background
.bg-003fb5 {
  background-color: #003fb5;
  color: #ffffff;
}
Border
.border-003fb5 {
  border: 2px solid #003fb5;
}
CSS variables
:root {
  --color-primary: #003fb5;
  --color-primary-rgb: 0 63 181;
  --color-primary-hsl: 219 100% 35%;
}
Gradient
.gradient-003fb5 {
  background: linear-gradient(135deg, #003fb5, #1c00b5);
}
Colored shadow
.shadow-003fb5 {
  box-shadow: 0 8px 24px rgb(0 63 181 / 0.35);
}

#1c39bb Persian Blue ΔE 2.82 #0047ab Cobalt Blue ΔE 3.43 #1034a6 Egyptian Blue ΔE 3.74 #003399 Smalt ΔE 4.88 #0f52ba Sapphire ΔE 6.19 #4f42b5 Ocean Blue ΔE 7.01 #0f4d92 Yale Blue ΔE 7.72 #ffc04a Inverted #4a4a4a Grayscale 

Persian Blue
#003fb5  rgb(0, 63, 181)  hsl(219, 100%, 35%)  Persian Blue
#b57600  rgb(181, 118, 0)  hsl(39, 100%, 35%)  Dark Goldenrod
#b5003f  rgb(181, 0, 63)  hsl(339, 100%, 35%)  Vivid Burgundy
#3fb500  rgb(63, 181, 0)  hsl(99, 100%, 35%)  Kelly Green