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#021BF4

#021bf4 ≈ Blue

  • blue
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#021bf4 is a color from the blue family, with medium lightness and vivid saturation. In the RGB model it is made of 0.78% red, 10.59% green and 95.69% blue; printed in CMYK it uses 99.18% cyan, 88.93% magenta, 0% yellow and 4.31% black. Its hue angle is 233.8°, with 98.37% saturation and 48.24% 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 8.52:1 (WCAG AAA). The closest named color is Blue (#0000ff), ΔE 1.75.

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 luminance0.0733

Complementary

  1. #021bf4
  2. #f4db02

Split complementary

  1. #021bf4
  2. #f46202
  3. #94f402

Analogous

  1. #0294f4
  2. #021bf4
  3. #6202f4

Triadic

  1. #021bf4
  2. #f4021b
  3. #1bf402

Tetradic

  1. #021bf4
  2. #db02f4
  3. #f4db02
  4. #1bf402

Square

  1. #021bf4
  2. #f40294
  3. #f4db02
  4. #02f462

Monochromatic

  1. #010a5c
  2. #0113a8
  3. #021bf4
  4. #4558fd
  5. #919cfe

Shades

#021bf4 mixed progressively with black.

  1. #021bf4
  2. #0218dc
  3. #0216c3
  4. #0113ab
  5. #011092
  6. #010e7a
  7. #010b62
  8. #010849
  9. #000531
  10. #000318
  11. #000000

Tints

#021bf4 mixed progressively with white.

  1. #021bf4
  2. #1b32f5
  3. #3549f6
  4. #4e5ff7
  5. #6776f8
  6. #818dfa
  7. #9aa4fb
  8. #b3bbfc
  9. #ccd1fd
  10. #e6e8fe
  11. #ffffff

Tones

#021bf4 mixed progressively with gray.

  1. #021bf4
  2. #0f25e8
  3. #1b2fdd
  4. #2839d1
  5. #3443c6
  6. #414eba
  7. #4e58ae
  8. #5a62a3
  9. #676c97
  10. #73768c
  11. #808080

Readable text 8.52:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.47:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #4d4d4d ≈ 0.003% of males
Achromatomaly #3b3eab ≈ 0.001% of males
Protanopia #0058f9 ≈ 1.01% of males
Deuteranopia #003ff1 ≈ 1.27% of males
Tritanopia #006a91 ≈ 0.0001% of males
Protanomaly #0047f7 ≈ 1.08% of males
Deuteranomaly #0034f2 ≈ 4.63% of males
Tritanomaly #0055c1 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-021bf4 {
  color: #021bf4;
}
Background
.bg-021bf4 {
  background-color: #021bf4;
  color: #ffffff;
}
Border
.border-021bf4 {
  border: 2px solid #021bf4;
}
CSS variables
:root {
  --color-primary: #021bf4;
  --color-primary-rgb: 2 27 244;
  --color-primary-hsl: 234 98% 48%;
}
Gradient
.gradient-021bf4 {
  background: linear-gradient(135deg, #021bf4, #6202f4);
}
Colored shadow
.shadow-021bf4 {
  box-shadow: 0 8px 24px rgb(2 27 244 / 0.35);
}

#0000ff Blue ΔE 1.75 #3f00ff Ultramarine ΔE 3.06 #5218fa Han Purple ΔE 4.35 #0000cd Medium Blue ΔE 6.19 #6f00ff Electric Indigo ΔE 7.40 #1c39bb Persian Blue ΔE 8.11 #4f42b5 Ocean Blue ΔE 9.92 #fde40b Inverted #4d4d4d Grayscale 

Blue
#021bf4  rgb(2, 27, 244)  hsl(234, 98%, 48%)  Blue
#f4db02  rgb(244, 219, 2)  hsl(54, 98%, 48%)  Golden Yellow
#f4021b  rgb(244, 2, 27)  hsl(354, 98%, 48%)  Lust
#1bf402  rgb(27, 244, 2)  hsl(114, 98%, 48%)  Lime