ColorTool
Log in
#040DEB

#040deb ≈ Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
Check contrast Explore in graph Random color

#040deb is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 1.57% red, 5.1% green and 92.16% blue; printed in CMYK it uses 98.3% cyan, 94.47% magenta, 0% yellow and 7.84% black. Its hue angle is 237.66°, with 96.65% saturation and 46.86% 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 9.28:1 (WCAG AAA). The closest named color is Blue (#0000ff), ΔE 2.24.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0000ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0631

Complementary

  1. #040deb
  2. #ebe204

Split complementary

  1. #040deb
  2. #eb6e04
  3. #81eb04

Analogous

  1. #0481eb
  2. #040deb
  3. #6e04eb

Triadic

  1. #040deb
  2. #eb040d
  3. #0deb04

Tetradic

  1. #040deb
  2. #e204eb
  3. #ebe204
  4. #0deb04

Square

  1. #040deb
  2. #eb0481
  3. #ebe204
  4. #04eb6e

Monochromatic

  1. #010555
  2. #0309a0
  3. #040deb
  4. #4047fc
  5. #8b8ffd

Shades

#040deb mixed progressively with black.

  1. #040deb
  2. #040cd4
  3. #030abc
  4. #0309a5
  5. #02088d
  6. #020776
  7. #02055e
  8. #010447
  9. #01032f
  10. #000118
  11. #000000

Tints

#040deb mixed progressively with white.

  1. #040deb
  2. #1d25ed
  3. #363def
  4. #4f56f1
  5. #686ef3
  6. #8286f5
  7. #9b9ef7
  8. #b4b6f9
  9. #cdcffb
  10. #e6e7fd
  11. #ffffff

Tones

#040deb mixed progressively with gray.

  1. #040deb
  2. #1019e0
  3. #1d24d6
  4. #2930cb
  5. #363bc0
  6. #4247b6
  7. #4e52ab
  8. #5b5ea0
  9. #676995
  10. #74758b
  11. #808080

Readable text 9.28:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.26:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #474747 ≈ 0.003% of males
Achromatomaly #3738a4 ≈ 0.001% of males
Protanopia #0053f0 ≈ 1.01% of males
Deuteranopia #003ae8 ≈ 1.27% of males
Tritanopia #00648a ≈ 0.0001% of males
Protanomaly #0041ee ≈ 1.08% of males
Deuteranomaly #002ee9 ≈ 4.63% of males
Tritanomaly #004fb9 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-040deb {
  color: #040deb;
}
Background
.bg-040deb {
  background-color: #040deb;
  color: #ffffff;
}
Border
.border-040deb {
  border: 2px solid #040deb;
}
CSS variables
:root {
  --color-primary: #040deb;
  --color-primary-rgb: 4 13 235;
  --color-primary-hsl: 238 97% 47%;
}
Gradient
.gradient-040deb {
  background: linear-gradient(135deg, #040deb, #6e04eb);
}
Colored shadow
.shadow-040deb {
  box-shadow: 0 8px 24px rgb(4 13 235 / 0.35);
}

#0000ff Blue ΔE 2.24 #3f00ff Ultramarine ΔE 3.97 #0000cd Medium Blue ΔE 4.28 #5218fa Han Purple ΔE 5.56 #6f00ff Electric Indigo ΔE 8.37 #0014a8 Zaffre ΔE 8.40 #1c39bb Persian Blue ΔE 8.45 #fbf214 Inverted #474747 Grayscale 

Blue
#040deb  rgb(4, 13, 235)  hsl(238, 97%, 47%)  Blue
#ebe204  rgb(235, 226, 4)  hsl(58, 97%, 47%)  Titanium Yellow
#eb040d  rgb(235, 4, 13)  hsl(358, 97%, 47%)  Lust
#0deb04  rgb(13, 235, 4)  hsl(118, 97%, 47%)  Lime