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#FF0000

#ff0000 Red

  • red
  • Lightness: medium
  • Saturation: vivid
  • Warm
  • Web safe
  • red
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#ff0000 (Red) is a color from the red family, with medium lightness and vivid saturation. In the RGB model it is made of 100% red, 0% green and 0% blue; printed in CMYK it uses 0% cyan, 100% magenta, 100% yellow and 0% black. Its hue angle is 0°, with 100% saturation and 50% lightness in HSL. It is a warm color, often associated with energy, passion and urgency. Designers typically use it for food and restaurant brands, sales and promotions and call-to-action buttons. Black text on this color reaches a contrast ratio of 5.25:1 (WCAG AA).

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ff0000
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2126

Complementary

  1. #ff0000
  2. #00ffff

Split complementary

  1. #ff0000
  2. #00ff80
  3. #007fff

Analogous

  1. #ff0080
  2. #ff0000
  3. #ff8000

Triadic

  1. #ff0000
  2. #00ff00
  3. #0000ff

Tetradic

  1. #ff0000
  2. #ffff00
  3. #00ffff
  4. #0000ff

Square

  1. #ff0000
  2. #80ff00
  3. #00ffff
  4. #7f00ff

Monochromatic

  1. #660000
  2. #b30000
  3. #ff0000
  4. #ff4d4d
  5. #ff9999

Shades

#ff0000 mixed progressively with black.

  1. #ff0000
  2. #e60000
  3. #cc0000
  4. #b30000
  5. #990000
  6. #800000
  7. #660000
  8. #4d0000
  9. #330000
  10. #1a0000
  11. #000000

Tints

#ff0000 mixed progressively with white.

  1. #ff0000
  2. #ff1a1a
  3. #ff3333
  4. #ff4d4d
  5. #ff6666
  6. #ff8080
  7. #ff9999
  8. #ffb3b3
  9. #ffcccc
  10. #ffe6e6
  11. #ffffff

Tones

#ff0000 mixed progressively with gray.

  1. #ff0000
  2. #f20d0d
  3. #e61a1a
  4. #d92626
  5. #cc3333
  6. #c04040
  7. #b34d4d
  8. #a65a5a
  9. #996666
  10. #8d7373
  11. #808080

Readable text 4:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.25:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7f7f7f ≈ 0.003% of males
Achromatomaly #c06464 ≈ 0.001% of males
Protanopia #6d5f00 ≈ 1.01% of males
Deuteranopia #a39000 ≈ 1.27% of males
Tritanopia #ff000f ≈ 0.0001% of males
Protanomaly #ba4a00 ≈ 1.08% of males
Deuteranomaly #ce7200 ≈ 4.63% of males
Tritanomaly #ff0009 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-ff0000 {
  color: #ff0000;
}
Background
.bg-ff0000 {
  background-color: #ff0000;
  color: #000000;
}
Border
.border-ff0000 {
  border: 2px solid #ff0000;
}
CSS variables
:root {
  --color-primary: #ff0000;
  --color-primary-rgb: 255 0 0;
  --color-primary-hsl: 0 100% 50%;
}
Gradient
.gradient-ff0000 {
  background: linear-gradient(135deg, #ff0000, #ff8000);
}
Colored shadow
.shadow-ff0000 {
  box-shadow: 0 8px 24px rgb(255 0 0 / 0.35);
}

#ff0800 Candy Apple Red ΔE 0.27 #ff2400 Scarlet ΔE 1.95 #ff2800 Ferrari Red ΔE 2.34 #ff3800 Coquelicot ΔE 4.31 #e62020 Lust ΔE 5.77 #ff4500 Orange Red ΔE 6.40 #00ffff Inverted #7f7f7f Grayscale 

Red
#ff0000  rgb(255, 0, 0)  hsl(0, 100%, 50%)  Red
#00ffff  rgb(0, 255, 255)  hsl(180, 100%, 50%)  Aqua
#00ff00  rgb(0, 255, 0)  hsl(120, 100%, 50%)  Lime
#0000ff  rgb(0, 0, 255)  hsl(240, 100%, 50%)  Blue