ColorTool
Log in
#4B7DB3

#4b7db3 ≈ Tufts Blue

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

#4b7db3 is a color from the azure family, with medium lightness and moderate saturation. In the RGB model it is made of 29.41% red, 49.02% green and 70.2% blue; printed in CMYK it uses 58.1% cyan, 30.17% magenta, 0% yellow and 29.8% black. Its hue angle is 211.15°, with 40.94% saturation and 49.8% 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 4.88:1 (WCAG AA). The closest named color is Tufts Blue (#417dc1), ΔE 1.68.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1942

Complementary

  1. #4b7db3
  2. #b3814b

Split complementary

  1. #4b7db3
  2. #b34d4b
  3. #b1b34b

Analogous

  1. #4bb1b3
  2. #4b7db3
  3. #4d4bb3

Triadic

  1. #4b7db3
  2. #b34b7d
  3. #7db34b

Tetradic

  1. #4b7db3
  2. #814bb3
  3. #b3814b
  4. #7db34b

Square

  1. #4b7db3
  2. #b34bb1
  3. #b3814b
  4. #4bb34d

Monochromatic

  1. #1e3247
  2. #34577d
  3. #4b7db3
  4. #80a4ca
  5. #b6cbe1

Shades

#4b7db3 mixed progressively with black.

  1. #4b7db3
  2. #4471a1
  3. #3c648f
  4. #35587d
  5. #2d4b6b
  6. #263f5a
  7. #1e3248
  8. #172636
  9. #0f1924
  10. #080d12
  11. #000000

Tints

#4b7db3 mixed progressively with white.

  1. #4b7db3
  2. #5d8abb
  3. #6f97c2
  4. #81a4ca
  5. #93b1d1
  6. #a5bed9
  7. #b7cbe1
  8. #c9d8e8
  9. #dbe5f0
  10. #edf2f7
  11. #ffffff

Tones

#4b7db3 mixed progressively with gray.

  1. #4b7db3
  2. #507dae
  3. #567ea9
  4. #5b7ea4
  5. #607e9f
  6. #667f9a
  7. #6b7f94
  8. #707f8f
  9. #757f8a
  10. #7b8085
  11. #808080

Readable text 4.3:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.88:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7a7a7a ≈ 0.003% of males
Achromatomaly #6a7b94 ≈ 0.001% of males
Protanopia #667fb5 ≈ 1.01% of males
Deuteranopia #5975b2 ≈ 1.27% of males
Tritanopia #008990 ≈ 0.0001% of males
Protanomaly #5d7fb4 ≈ 1.08% of males
Deuteranomaly #5478b2 ≈ 4.63% of males
Tritanomaly #2a859f ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-4b7db3 {
  color: #4b7db3;
}
Background
.bg-4b7db3 {
  background-color: #4b7db3;
  color: #000000;
}
Border
.border-4b7db3 {
  border: 2px solid #4b7db3;
}
CSS variables
:root {
  --color-primary: #4b7db3;
  --color-primary-rgb: 75 125 179;
  --color-primary-hsl: 211 41% 50%;
}
Gradient
.gradient-4b7db3 {
  background: linear-gradient(135deg, #4b7db3, #4d4bb3);
}
Colored shadow
.shadow-4b7db3 {
  box-shadow: 0 8px 24px rgb(75 125 179 / 0.35);
}

#417dc1 Tufts Blue ΔE 1.68 #4682b4 Steel Blue ΔE 2.69 #6082b6 Glaucous ΔE 4.09 #0073cf True Blue ΔE 5.10 #0072bb French Blue ΔE 5.95 #5d8aa8 Air Force Blue ΔE 7.03 #318ce7 Bleu de France ΔE 7.32 #b4824c Inverted #7a7a7a Grayscale 

Tufts Blue
#4b7db3  rgb(75, 125, 179)  hsl(211, 41%, 50%)  Tufts Blue
#b3814b  rgb(179, 129, 75)  hsl(31, 41%, 50%)  Copper
#b34b7d  rgb(179, 75, 125)  hsl(331, 41%, 50%)  Mulberry
#7db34b  rgb(125, 179, 75)  hsl(91, 41%, 50%)  Mantis