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#042FF9

#042ff9 ≈ Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#042ff9 is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 1.57% red, 18.43% green and 97.65% blue; printed in CMYK it uses 98.39% cyan, 81.12% magenta, 0% yellow and 2.35% black. Its hue angle is 229.47°, with 96.84% saturation and 49.61% 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 7.55:1 (WCAG AAA). The closest named color is Blue (#0000ff), ΔE 4.49.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0033ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.089

Complementary

  1. #042ff9
  2. #f9ce04

Split complementary

  1. #042ff9
  2. #f95404
  3. #aaf904

Analogous

  1. #04aaf9
  2. #042ff9
  3. #5404f9

Triadic

  1. #042ff9
  2. #f9042f
  3. #2ff904

Tetradic

  1. #042ff9
  2. #ce04f9
  3. #f9ce04
  4. #2ff904

Square

  1. #042ff9
  2. #f904aa
  3. #f9ce04
  4. #04f954

Monochromatic

  1. #021362
  2. #0321ae
  3. #042ff9
  4. #4d6cfc
  5. #99aafd

Shades

#042ff9 mixed progressively with black.

  1. #042ff9
  2. #042ae0
  3. #0326c7
  4. #0321ae
  5. #021c95
  6. #02187d
  7. #021364
  8. #010e4b
  9. #010932
  10. #000519
  11. #000000

Tints

#042ff9 mixed progressively with white.

  1. #042ff9
  2. #1d44fa
  3. #3659fa
  4. #4f6dfb
  5. #6882fb
  6. #8297fc
  7. #9bacfd
  8. #b4c1fd
  9. #cdd5fe
  10. #e6eafe
  11. #ffffff

Tones

#042ff9 mixed progressively with gray.

  1. #042ff9
  2. #1037ed
  3. #1d3fe1
  4. #2947d5
  5. #364fc9
  6. #4258bd
  7. #4e60b0
  8. #5b68a4
  9. #677098
  10. #74788c
  11. #808080

Readable text 7.55:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.78:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #545454 ≈ 0.003% of males
Achromatomaly #4248b0 ≈ 0.001% of males
Protanopia #0060fe ≈ 1.01% of males
Deuteranopia #0048f6 ≈ 1.27% of males
Tritanopia #007197 ≈ 0.0001% of males
Protanomaly #0051fc ≈ 1.08% of males
Deuteranomaly #003ff7 ≈ 4.63% of males
Tritanomaly #005ec6 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-042ff9 {
  color: #042ff9;
}
Background
.bg-042ff9 {
  background-color: #042ff9;
  color: #ffffff;
}
Border
.border-042ff9 {
  border: 2px solid #042ff9;
}
CSS variables
:root {
  --color-primary: #042ff9;
  --color-primary-rgb: 4 47 249;
  --color-primary-hsl: 229 97% 50%;
}
Gradient
.gradient-042ff9 {
  background: linear-gradient(135deg, #042ff9, #5404f9);
}
Colored shadow
.shadow-042ff9 {
  box-shadow: 0 8px 24px rgb(4 47 249 / 0.35);
}

#0000ff Blue ΔE 4.49 #5218fa Han Purple ΔE 4.54 #3f00ff Ultramarine ΔE 4.57 #6f00ff Electric Indigo ΔE 7.43 #1c39bb Persian Blue ΔE 7.60 #4f42b5 Ocean Blue ΔE 8.90 #5a4fcf Iris ΔE 8.99 #fbd006 Inverted #545454 Grayscale 

Blue
#042ff9  rgb(4, 47, 249)  hsl(229, 97%, 50%)  Blue
#f9ce04  rgb(249, 206, 4)  hsl(49, 97%, 50%)  Jonquil
#f9042f  rgb(249, 4, 47)  hsl(349, 97%, 50%)  Tractor Red
#2ff904  rgb(47, 249, 4)  hsl(109, 97%, 50%)  Neon Green