ColorTool
Log in
#1663B3

#1663b3 ≈ Denim

  • azure
  • Lightness: low
  • Saturation: strong
  • Cool
Check contrast Explore in graph Random color

#1663b3 is a color from the azure family, with low lightness and strong saturation. In the RGB model it is made of 8.63% red, 38.82% green and 70.2% blue; printed in CMYK it uses 87.71% cyan, 44.69% magenta, 0% yellow and 29.8% black. Its hue angle is 210.57°, with 78.11% saturation and 39.41% lightness in HSL. It is a cool color, often associated with openness, freedom and calm. Designers typically use it for technology products, finance and banking and brand accents. White text on this color reaches a contrast ratio of 6.05:1 (WCAG AA). The closest named color is Denim (#1560bd), ΔE 1.99.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0066cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1235

Complementary

  1. #1663b3
  2. #b36616

Split complementary

  1. #1663b3
  2. #b31716
  3. #b2b316

Analogous

  1. #16b2b3
  2. #1663b3
  3. #1716b3

Triadic

  1. #1663b3
  2. #b31663
  3. #63b316

Tetradic

  1. #1663b3
  2. #6616b3
  3. #b36616
  4. #63b316

Square

  1. #1663b3
  2. #b316b2
  3. #b36616
  4. #16b317

Monochromatic

  1. #05182b
  2. #0e3d6f
  3. #1663b3
  4. #3089e6
  5. #74b0ee

Shades

#1663b3 mixed progressively with black.

  1. #1663b3
  2. #1459a1
  3. #124f8f
  4. #0f457d
  5. #0d3b6b
  6. #0b325a
  7. #092848
  8. #071e36
  9. #041424
  10. #020a12
  11. #000000

Tints

#1663b3 mixed progressively with white.

  1. #1663b3
  2. #2d73bb
  3. #4582c2
  4. #5c92ca
  5. #73a1d1
  6. #8bb1d9
  7. #a2c1e1
  8. #b9d0e8
  9. #d0e0f0
  10. #e8eff7
  11. #ffffff

Tones

#1663b3 mixed progressively with gray.

  1. #1663b3
  2. #2166ae
  3. #2b69a9
  4. #366ca4
  5. #406f9f
  6. #4b729a
  7. #567494
  8. #60778f
  9. #6b7a8a
  10. #757d85
  11. #808080

Readable text 6.05:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 3.47:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #636363 ≈ 0.003% of males
Achromatomaly #4f638a ≈ 0.001% of males
Protanopia #386ab6 ≈ 1.01% of males
Deuteranopia #155cb1 ≈ 1.27% of males
Tritanopia #007682 ≈ 0.0001% of males
Protanomaly #2e67b5 ≈ 1.08% of males
Deuteranomaly #155fb2 ≈ 4.63% of males
Tritanomaly #006f98 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-1663b3 {
  color: #1663b3;
}
Background
.bg-1663b3 {
  background-color: #1663b3;
  color: #ffffff;
}
Border
.border-1663b3 {
  border: 2px solid #1663b3;
}
CSS variables
:root {
  --color-primary: #1663b3;
  --color-primary-rgb: 22 99 179;
  --color-primary-hsl: 211 78% 39%;
}
Gradient
.gradient-1663b3 {
  background: linear-gradient(135deg, #1663b3, #1716b3);
}
Colored shadow
.shadow-1663b3 {
  box-shadow: 0 8px 24px rgb(22 99 179 / 0.35);
}

#1560bd Denim ΔE 1.99 #26619c Lapis Lazuli ΔE 2.50 #0067a5 Medium Persian Blue ΔE 3.92 #436b95 Queen Blue ΔE 4.96 #0072bb French Blue ΔE 6.01 #0073cf True Blue ΔE 6.36 #0f52ba Sapphire ΔE 6.47 #e99c4c Inverted #636363 Grayscale 

Denim
#1663b3  rgb(22, 99, 179)  hsl(211, 78%, 39%)  Denim
#b36616  rgb(179, 102, 22)  hsl(31, 78%, 39%)  Ginger
#b31663  rgb(179, 22, 99)  hsl(331, 78%, 39%)  Jazzberry Jam
#63b316  rgb(99, 179, 22)  hsl(91, 78%, 39%)  Kelly Green