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#217DEE

#217dee ≈ Tufts Blue

  • azure
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#217dee is a color from the azure family, with medium lightness and vivid saturation. In the RGB model it is made of 12.94% red, 49.02% green and 93.33% blue; printed in CMYK it uses 86.13% cyan, 47.48% magenta, 0% yellow and 6.67% black. Its hue angle is 213.07°, with 85.77% saturation and 53.14% 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 call-to-action buttons. Black text on this color reaches a contrast ratio of 5.23:1 (WCAG AA). The closest named color is Tufts Blue (#417dc1), ΔE 4.12.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2116

Complementary

  1. #217dee
  2. #ee9221

Split complementary

  1. #217dee
  2. #ee2c21
  3. #e4ee21

Analogous

  1. #21e4ee
  2. #217dee
  3. #2c21ee

Triadic

  1. #217dee
  2. #ee217d
  3. #7dee21

Tetradic

  1. #217dee
  2. #9221ee
  3. #ee9221
  4. #7dee21

Square

  1. #217dee
  2. #ee21e4
  3. #ee9221
  4. #21ee2c

Monochromatic

  1. #08366e
  2. #0e59b5
  3. #217dee
  4. #68a7f3
  5. #afd0f9

Shades

#217dee mixed progressively with black.

  1. #217dee
  2. #1e71d6
  3. #1a64be
  4. #1758a7
  5. #144b8f
  6. #113f77
  7. #0d325f
  8. #0a2647
  9. #071930
  10. #030d18
  11. #000000

Tints

#217dee mixed progressively with white.

  1. #217dee
  2. #378af0
  3. #4d97f1
  4. #64a4f3
  5. #7ab1f5
  6. #90bef7
  7. #a6cbf8
  8. #bcd8fa
  9. #d3e5fc
  10. #e9f2fd
  11. #ffffff

Tones

#217dee mixed progressively with gray.

  1. #217dee
  2. #2b7de3
  3. #347ed8
  4. #3e7ecd
  5. #477ec2
  6. #517fb7
  7. #5a7fac
  8. #647fa1
  9. #6d7f96
  10. #77808b
  11. #808080

Readable text 4.01:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.23:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7f7f7f ≈ 0.003% of males
Achromatomaly #667eb6 ≈ 0.001% of males
Protanopia #3a88f2 ≈ 1.01% of males
Deuteranopia #0076ec ≈ 1.27% of males
Tritanopia #0098aa ≈ 0.0001% of males
Protanomaly #3284f1 ≈ 1.08% of males
Deuteranomaly #0079ed ≈ 4.63% of males
Tritanomaly #008ec9 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-217dee {
  color: #217dee;
}
Background
.bg-217dee {
  background-color: #217dee;
  color: #000000;
}
Border
.border-217dee {
  border: 2px solid #217dee;
}
CSS variables
:root {
  --color-primary: #217dee;
  --color-primary-rgb: 33 125 238;
  --color-primary-hsl: 213 86% 53%;
}
Gradient
.gradient-217dee {
  background: linear-gradient(135deg, #217dee, #2c21ee);
}
Colored shadow
.shadow-217dee {
  box-shadow: 0 8px 24px rgb(33 125 238 / 0.35);
}

#417dc1 Tufts Blue ΔE 4.12 #0070ff Brandeis Blue ΔE 5.00 #318ce7 Bleu de France ΔE 5.34 #0073cf True Blue ΔE 5.58 #4682b4 Steel Blue ΔE 5.90 #1e90ff Dodger Blue ΔE 6.67 #6082b6 Glaucous ΔE 7.01 #de8211 Inverted #7f7f7f Grayscale 

Tufts Blue
#217dee  rgb(33, 125, 238)  hsl(213, 86%, 53%)  Tufts Blue
#ee9221  rgb(238, 146, 33)  hsl(33, 86%, 53%)  Carrot Orange
#ee217d  rgb(238, 33, 125)  hsl(333, 86%, 53%)  Rose
#7dee21  rgb(125, 238, 33)  hsl(93, 86%, 53%)  Lawn Green