ColorTool
Log in
#F21C19

#f21c19 ≈ Lust

  • red
  • Lightness: medium
  • Saturation: vivid
  • Warm
Check contrast Explore in graph Random color

#f21c19 is a color from the red family, with medium lightness and vivid saturation. In the RGB model it is made of 94.9% red, 10.98% green and 9.8% blue; printed in CMYK it uses 0% cyan, 88.43% magenta, 89.67% yellow and 5.1% black. Its hue angle is 0.83°, with 89.3% saturation and 52.35% 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 4.96:1 (WCAG AA). The closest named color is Lust (#e62020), ΔE 2.74.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#ff3300
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1978

Complementary

  1. #f21c19
  2. #19eff2

Split complementary

  1. #f21c19
  2. #19f288
  3. #1982f2

Analogous

  1. #f21982
  2. #f21c19
  3. #f28819

Triadic

  1. #f21c19
  2. #19f21c
  3. #1c19f2

Tetradic

  1. #f21c19
  2. #eff219
  3. #19eff2
  4. #1c19f2

Square

  1. #f21c19
  2. #82f219
  3. #19eff2
  4. #8819f2

Monochromatic

  1. #6c0806
  2. #b40d0a
  3. #f21c19
  4. #f66361
  5. #faabaa

Shades

#f21c19 mixed progressively with black.

  1. #f21c19
  2. #da1917
  3. #c21614
  4. #a91412
  5. #91110f
  6. #790e0d
  7. #610b0a
  8. #490808
  9. #300605
  10. #180303
  11. #000000

Tints

#f21c19 mixed progressively with white.

  1. #f21c19
  2. #f33330
  3. #f54947
  4. #f6605e
  5. #f77775
  6. #f98e8c
  7. #faa4a3
  8. #fbbbba
  9. #fcd2d1
  10. #fee8e8
  11. #ffffff

Tones

#f21c19 mixed progressively with gray.

  1. #f21c19
  2. #e72623
  3. #db302e
  4. #d03a38
  5. #c44442
  6. #b94e4d
  7. #ae5857
  8. #a26261
  9. #976c6b
  10. #8b7676
  11. #808080

Readable text 4.24:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.96:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7b7b7b ≈ 0.003% of males
Achromatomaly #b76262 ≈ 0.001% of males
Protanopia #6a5e12 ≈ 1.01% of males
Deuteranopia #9c8b00 ≈ 1.27% of males
Tritanopia #ff0021 ≈ 0.0001% of males
Protanomaly #b24c15 ≈ 1.08% of males
Deuteranomaly #c56f0c ≈ 4.63% of males
Tritanomaly #ff001e ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-f21c19 {
  color: #f21c19;
}
Background
.bg-f21c19 {
  background-color: #f21c19;
  color: #000000;
}
Border
.border-f21c19 {
  border: 2px solid #f21c19;
}
CSS variables
:root {
  --color-primary: #f21c19;
  --color-primary-rgb: 242 28 25;
  --color-primary-hsl: 1 89% 52%;
}
Gradient
.gradient-f21c19 {
  background: linear-gradient(135deg, #f21c19, #f28819);
}
Colored shadow
.shadow-f21c19 {
  box-shadow: 0 8px 24px rgb(242 28 25 / 0.35);
}

#e62020 Lust ΔE 2.74 #ff0000 Red ΔE 3.12 #ff0800 Candy Apple Red ΔE 3.29 #e34234 Cinnabar ΔE 4.16 #e34234 Vermilion ΔE 4.16 #ff2400 Scarlet ΔE 4.57 #ff2800 Ferrari Red ΔE 4.90 #0de3e6 Inverted #7b7b7b Grayscale 

Lust
#f21c19  rgb(242, 28, 25)  hsl(1, 89%, 52%)  Lust
#19eff2  rgb(25, 239, 242)  hsl(181, 89%, 52%)  Aqua
#19f21c  rgb(25, 242, 28)  hsl(121, 89%, 52%)  Lime
#1c19f2  rgb(28, 25, 242)  hsl(241, 89%, 52%)  Blue