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#217CCF

#217ccf ≈ Tufts Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#217ccf is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 12.94% red, 48.63% green and 81.18% blue; printed in CMYK it uses 84.06% cyan, 40.1% magenta, 0% yellow and 18.82% black. Its hue angle is 208.62°, with 72.5% saturation and 47.06% 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 4.85:1 (WCAG AA). The closest named color is Tufts Blue (#417dc1), ΔE 2.29.

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 luminance0.1924

Complementary

  1. #217ccf
  2. #cf7421

Split complementary

  1. #217ccf
  2. #cf2125
  3. #cfcb21

Analogous

  1. #21cfcb
  2. #217ccf
  3. #2125cf

Triadic

  1. #217ccf
  2. #cf217c
  3. #7ccf21

Tetradic

  1. #217ccf
  2. #7421cf
  3. #cf7421
  4. #7ccf21

Square

  1. #217ccf
  2. #cb21cf
  3. #cf7421
  4. #25cf21

Monochromatic

  1. #0c2d4b
  2. #16548d
  3. #217ccf
  4. #58a1e4
  5. #9ac6ef

Shades

#217ccf mixed progressively with black.

  1. #217ccf
  2. #1e70ba
  3. #1a63a6
  4. #175791
  5. #144a7c
  6. #113e68
  7. #0d3253
  8. #0a253e
  9. #071929
  10. #030c15
  11. #000000

Tints

#217ccf mixed progressively with white.

  1. #217ccf
  2. #3789d4
  3. #4d96d9
  4. #64a3dd
  5. #7ab0e2
  6. #90bee7
  7. #a6cbec
  8. #bcd8f1
  9. #d3e5f5
  10. #e9f2fa
  11. #ffffff

Tones

#217ccf mixed progressively with gray.

  1. #217ccf
  2. #2b7cc7
  3. #347dbf
  4. #3e7db7
  5. #477eaf
  6. #517ea8
  7. #5a7ea0
  8. #647f98
  9. #6d7f90
  10. #778088
  11. #808080

Readable text 4.33:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.85:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #797979 ≈ 0.003% of males
Achromatomaly #627aa3 ≈ 0.001% of males
Protanopia #5382d2 ≈ 1.01% of males
Deuteranopia #3672cd ≈ 1.27% of males
Tritanopia #00909b ≈ 0.0001% of males
Protanomaly #447fd1 ≈ 1.08% of males
Deuteranomaly #2f76ce ≈ 4.63% of males
Tritanomaly #0088b2 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-217ccf {
  color: #217ccf;
}
Background
.bg-217ccf {
  background-color: #217ccf;
  color: #000000;
}
Border
.border-217ccf {
  border: 2px solid #217ccf;
}
CSS variables
:root {
  --color-primary: #217ccf;
  --color-primary-rgb: 33 124 207;
  --color-primary-hsl: 209 73% 47%;
}
Gradient
.gradient-217ccf {
  background: linear-gradient(135deg, #217ccf, #2125cf);
}
Colored shadow
.shadow-217ccf {
  box-shadow: 0 8px 24px rgb(33 124 207 / 0.35);
}

#417dc1 Tufts Blue ΔE 2.29 #0073cf True Blue ΔE 3.28 #4682b4 Steel Blue ΔE 3.91 #0072bb French Blue ΔE 4.63 #318ce7 Bleu de France ΔE 6.08 #6082b6 Glaucous ΔE 7.16 #0070ff Brandeis Blue ΔE 7.40 #de8330 Inverted #797979 Grayscale 

Tufts Blue
#217ccf  rgb(33, 124, 207)  hsl(209, 73%, 47%)  Tufts Blue
#cf7421  rgb(207, 116, 33)  hsl(29, 73%, 47%)  Ochre
#cf217c  rgb(207, 33, 124)  hsl(329, 73%, 47%)  Telemagenta
#7ccf21  rgb(124, 207, 33)  hsl(89, 73%, 47%)  Yellow Green