ColorTool
Log in
#3787D0

#3787d0 ≈ Bleu de France

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

#3787d0 is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 21.57% red, 52.94% green and 81.57% blue; printed in CMYK it uses 73.56% cyan, 35.1% magenta, 0% yellow and 18.43% black. Its hue angle is 208.63°, with 61.94% saturation and 51.57% 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. Black text on this color reaches a contrast ratio of 5.54:1 (WCAG AA). The closest named color is Bleu de France (#318ce7), ΔE 2.78.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3399cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2269

Complementary

  1. #3787d0
  2. #d08037

Split complementary

  1. #3787d0
  2. #d0373b
  3. #d0cd37

Analogous

  1. #37d0cd
  2. #3787d0
  3. #373bd0

Triadic

  1. #3787d0
  2. #d03787
  3. #87d037

Tetradic

  1. #3787d0
  2. #8037d0
  3. #d08037
  4. #87d037

Square

  1. #3787d0
  2. #cd37d0
  3. #d08037
  4. #3bd037

Monochromatic

  1. #153959
  2. #236097
  3. #3787d0
  4. #75acdf
  5. #b3d1ed

Shades

#3787d0 mixed progressively with black.

  1. #3787d0
  2. #327abb
  3. #2c6ca6
  4. #275f92
  5. #21517d
  6. #1c4468
  7. #163653
  8. #11293e
  9. #0b1b2a
  10. #060e15
  11. #000000

Tints

#3787d0 mixed progressively with white.

  1. #3787d0
  2. #4b93d5
  3. #5f9fd9
  4. #73abde
  5. #87b7e3
  6. #9bc3e8
  7. #afcfec
  8. #c3dbf1
  9. #d7e7f6
  10. #ebf3fa
  11. #ffffff

Tones

#3787d0 mixed progressively with gray.

  1. #3787d0
  2. #3e86c8
  3. #4686c0
  4. #4d85b8
  5. #5484b0
  6. #5c84a8
  7. #6383a0
  8. #6a8298
  9. #718190
  10. #798188
  11. #808080

Readable text 3.79:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.54:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #838383 ≈ 0.003% of males
Achromatomaly #6d85a7 ≈ 0.001% of males
Protanopia #668bd3 ≈ 1.01% of males
Deuteranopia #4f7dcf ≈ 1.27% of males
Tritanopia #0098a2 ≈ 0.0001% of males
Protanomaly #5789d2 ≈ 1.08% of males
Deuteranomaly #4781cf ≈ 4.63% of males
Tritanomaly #0092b6 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-3787d0 {
  color: #3787d0;
}
Background
.bg-3787d0 {
  background-color: #3787d0;
  color: #000000;
}
Border
.border-3787d0 {
  border: 2px solid #3787d0;
}
CSS variables
:root {
  --color-primary: #3787d0;
  --color-primary-rgb: 55 135 208;
  --color-primary-hsl: 209 62% 52%;
}
Gradient
.gradient-3787d0 {
  background: linear-gradient(135deg, #3787d0, #373bd0);
}
Colored shadow
.shadow-3787d0 {
  box-shadow: 0 8px 24px rgb(55 135 208 / 0.35);
}

#318ce7 Bleu de France ΔE 2.78 #4682b4 Steel Blue ΔE 3.53 #417dc1 Tufts Blue ΔE 4.15 #1e90ff Dodger Blue ΔE 5.15 #5b92e5 United Nations Blue ΔE 6.17 #6082b6 Glaucous ΔE 6.75 #5d8aa8 Air Force Blue ΔE 7.17 #c8782f Inverted #838383 Grayscale 

Bleu de France
#3787d0  rgb(55, 135, 208)  hsl(209, 62%, 52%)  Bleu de France
#d08037  rgb(208, 128, 55)  hsl(29, 62%, 52%)  Bronze
#d03787  rgb(208, 55, 135)  hsl(329, 62%, 52%)  Mulberry
#87d037  rgb(135, 208, 55)  hsl(89, 62%, 52%)  Yellow Green