ColorTool
Log in
#0643BF

#0643bf ≈ Persian Blue

  • blue
  • Lightness: low
  • Saturation: strong
  • Cool
Check contrast Explore in graph Random color

#0643bf is a color from the blue family, with low lightness and strong saturation. In the RGB model it is made of 2.35% red, 26.27% green and 74.9% blue; printed in CMYK it uses 96.86% cyan, 64.92% magenta, 0% yellow and 25.1% black. Its hue angle is 220.22°, with 93.91% saturation and 38.63% 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 call-to-action buttons. White text on this color reaches a contrast ratio of 8.19:1 (WCAG AAA). The closest named color is Persian Blue (#1c39bb), ΔE 3.33.

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 luminance0.0781

Complementary

  1. #0643bf
  2. #bf8206

Split complementary

  1. #0643bf
  2. #bf2606
  3. #9fbf06

Analogous

  1. #069fbf
  2. #0643bf
  3. #2606bf

Triadic

  1. #0643bf
  2. #bf0643
  3. #43bf06

Tetradic

  1. #0643bf
  2. #8206bf
  3. #bf8206
  4. #43bf06

Square

  1. #0643bf
  2. #bf069f
  3. #bf8206
  4. #06bf26

Monochromatic

  1. #010f2b
  2. #042975
  3. #0643bf
  4. #1a63f8
  5. #6495fa

Shades

#0643bf mixed progressively with black.

  1. #0643bf
  2. #053cac
  3. #053699
  4. #042f86
  5. #042873
  6. #032260
  7. #021b4c
  8. #021439
  9. #010d26
  10. #010713
  11. #000000

Tints

#0643bf mixed progressively with white.

  1. #0643bf
  2. #1f56c5
  3. #3869cc
  4. #517bd2
  5. #6a8ed9
  6. #83a1df
  7. #9bb4e5
  8. #b4c7ec
  9. #cdd9f2
  10. #e6ecf9
  11. #ffffff

Tones

#0643bf mixed progressively with gray.

  1. #0643bf
  2. #1249b9
  3. #1e4fb2
  4. #2b55ac
  5. #375ba6
  6. #4362a0
  7. #4f6899
  8. #5b6e93
  9. #68748d
  10. #747a86
  11. #808080

Readable text 8.19:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.56:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4f4f4f ≈ 0.003% of males
Achromatomaly #3e4a8a ≈ 0.001% of males
Protanopia #0057c3 ≈ 1.01% of males
Deuteranopia #0047bd ≈ 1.27% of males
Tritanopia #00657b ≈ 0.0001% of males
Protanomaly #0050c1 ≈ 1.08% of males
Deuteranomaly #0045be ≈ 4.63% of males
Tritanomaly #00599b ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-0643bf {
  color: #0643bf;
}
Background
.bg-0643bf {
  background-color: #0643bf;
  color: #ffffff;
}
Border
.border-0643bf {
  border: 2px solid #0643bf;
}
CSS variables
:root {
  --color-primary: #0643bf;
  --color-primary-rgb: 6 67 191;
  --color-primary-hsl: 220 94% 39%;
}
Gradient
.gradient-0643bf {
  background: linear-gradient(135deg, #0643bf, #2606bf);
}
Colored shadow
.shadow-0643bf {
  box-shadow: 0 8px 24px rgb(6 67 191 / 0.35);
}

#1c39bb Persian Blue ΔE 3.33 #0047ab Cobalt Blue ΔE 3.62 #0f52ba Sapphire ΔE 5.19 #1034a6 Egyptian Blue ΔE 5.30 #003399 Smalt ΔE 6.60 #4f42b5 Ocean Blue ΔE 6.67 #0f4d92 Yale Blue ΔE 7.92 #f9bc40 Inverted #4f4f4f Grayscale 

Persian Blue
#0643bf  rgb(6, 67, 191)  hsl(220, 94%, 39%)  Persian Blue
#bf8206  rgb(191, 130, 6)  hsl(40, 94%, 39%)  Dark Goldenrod
#bf0643  rgb(191, 6, 67)  hsl(340, 94%, 39%)  Cardinal
#43bf06  rgb(67, 191, 6)  hsl(100, 94%, 39%)  Kelly Green