ColorTool
Log in
#6699FF

#6699ff ≈ Cornflower Blue

  • blue
  • Lightness: high
  • Saturation: strong
  • Cool
  • Web safe
Check contrast Explore in graph Random color

#6699ff is a color from the blue family, with high lightness and strong saturation. In the RGB model it is made of 40% red, 60% green and 100% blue; printed in CMYK it uses 60% cyan, 40% magenta, 0% yellow and 0% black. Its hue angle is 220°, with 100% saturation and 70% 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. Black text on this color reaches a contrast ratio of 7.57:1 (WCAG AAA). The closest named color is Cornflower Blue (#6495ed), ΔE 2.14.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#6699ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.3283

Complementary

  1. #6699ff
  2. #ffcc66

Split complementary

  1. #6699ff
  2. #ff7f66
  3. #e5ff66

Analogous

  1. #66e5ff
  2. #6699ff
  3. #7f66ff

Triadic

  1. #6699ff
  2. #ff6699
  3. #99ff66

Tetradic

  1. #6699ff
  2. #cc66ff
  3. #ffcc66
  4. #99ff66

Square

  1. #6699ff
  2. #ff66e5
  3. #ffcc66
  4. #66ff80

Monochromatic

  1. #0044cc
  2. #1a66ff
  3. #6699ff
  4. #b3ccff
  5. #ebf1ff

Shades

#6699ff mixed progressively with black.

  1. #6699ff
  2. #5c8ae6
  3. #527acc
  4. #476bb3
  5. #3d5c99
  6. #334d80
  7. #293d66
  8. #1f2e4d
  9. #141f33
  10. #0a0f1a
  11. #000000

Tints

#6699ff mixed progressively with white.

  1. #6699ff
  2. #75a3ff
  3. #85adff
  4. #94b8ff
  5. #a3c2ff
  6. #b3ccff
  7. #c2d6ff
  8. #d1e0ff
  9. #e0ebff
  10. #f0f5ff
  11. #ffffff

Tones

#6699ff mixed progressively with gray.

  1. #6699ff
  2. #6997f2
  3. #6b94e6
  4. #6e92d9
  5. #708fcc
  6. #738dc0
  7. #768ab3
  8. #7888a6
  9. #7b8599
  10. #7d838d
  11. #808080

Readable text 2.78:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕
Readable text 7.57:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓

Achromatopsia #9b9b9b ≈ 0.003% of males
Achromatomaly #899acb ≈ 0.001% of males
Protanopia #6ca3ff ≈ 1.01% of males
Deuteranopia #5795fd ≈ 1.27% of males
Tritanopia #00b0c0 ≈ 0.0001% of males
Protanomaly #6a9fff ≈ 1.08% of males
Deuteranomaly #5d96fe ≈ 4.63% of males
Tritanomaly #32a7dc ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-6699ff {
  color: #6699ff;
}
Background
.bg-6699ff {
  background-color: #6699ff;
  color: #000000;
}
Border
.border-6699ff {
  border: 2px solid #6699ff;
}
CSS variables
:root {
  --color-primary: #6699ff;
  --color-primary-rgb: 102 153 255;
  --color-primary-hsl: 220 100% 70%;
}
Gradient
.gradient-6699ff {
  background: linear-gradient(135deg, #6699ff, #7f66ff);
}
Colored shadow
.shadow-6699ff {
  box-shadow: 0 8px 24px rgb(102 153 255 / 0.35);
}

#6495ed Cornflower Blue ΔE 2.14 #5b92e5 United Nations Blue ΔE 3.73 #1e90ff Dodger Blue ΔE 6.32 #71a6d2 Iceberg ΔE 6.75 #318ce7 Bleu de France ΔE 7.57 #56a0d3 Carolina Blue ΔE 8.50 #6082b6 Glaucous ΔE 10.50 #996600 Inverted #9b9b9b Grayscale 

Cornflower Blue
#6699ff  rgb(102, 153, 255)  hsl(220, 100%, 70%)  Cornflower Blue
#ffcc66  rgb(255, 204, 102)  hsl(40, 100%, 70%)  Topaz
#ff6699  rgb(255, 102, 153)  hsl(340, 100%, 70%)  Brilliant Rose
#99ff66  rgb(153, 255, 102)  hsl(100, 100%, 70%)  Lawn Green