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#217EA9

#217ea9 ≈ Cerulean

  • azure
  • Lightness: low
  • Saturation: strong
  • Cool
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#217ea9 is a color from the azure family, with low lightness and strong saturation. In the RGB model it is made of 12.94% red, 49.41% green and 66.27% blue; printed in CMYK it uses 80.47% cyan, 25.44% magenta, 0% yellow and 33.73% black. Its hue angle is 198.97°, with 67.33% saturation and 39.61% 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 4.62:1 (WCAG AA). The closest named color is Cerulean (#007ba7), ΔE 1.63.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#336699
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1811

Complementary

  1. #217ea9
  2. #a94c21

Split complementary

  1. #217ea9
  2. #a9213a
  3. #a99021

Analogous

  1. #21a990
  2. #217ea9
  3. #213aa9

Triadic

  1. #217ea9
  2. #a9217e
  3. #7ea921

Tetradic

  1. #217ea9
  2. #4c21a9
  3. #a94c21
  4. #7ea921

Square

  1. #217ea9
  2. #9021a9
  3. #a94c21
  4. #3aa921

Monochromatic

  1. #081f29
  2. #154e69
  3. #217ea9
  4. #3da8d9
  5. #7dc5e6

Shades

#217ea9 mixed progressively with black.

  1. #217ea9
  2. #1e7198
  3. #1a6587
  4. #175876
  5. #144c65
  6. #113f55
  7. #0d3244
  8. #0a2633
  9. #071922
  10. #030d11
  11. #000000

Tints

#217ea9 mixed progressively with white.

  1. #217ea9
  2. #378bb2
  3. #4d98ba
  4. #64a5c3
  5. #7ab2cb
  6. #90bfd4
  7. #a6cbdd
  8. #bcd8e5
  9. #d3e5ee
  10. #e9f2f6
  11. #ffffff

Tones

#217ea9 mixed progressively with gray.

  1. #217ea9
  2. #2b7ea5
  3. #347ea1
  4. #3e7f9d
  5. #477f99
  6. #517f95
  7. #5a7f90
  8. #647f8c
  9. #6d8088
  10. #778084
  11. #808080

Readable text 4.54:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.62:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #767676 ≈ 0.003% of males
Achromatomaly #5f798d ≈ 0.001% of males
Protanopia #697dab ≈ 1.01% of males
Deuteranopia #5770a8 ≈ 1.27% of males
Tritanopia #00898d ≈ 0.0001% of males
Protanomaly #557daa ≈ 1.08% of males
Deuteranomaly #4776a9 ≈ 4.63% of males
Tritanomaly #008599 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-217ea9 {
  color: #217ea9;
}
Background
.bg-217ea9 {
  background-color: #217ea9;
  color: #000000;
}
Border
.border-217ea9 {
  border: 2px solid #217ea9;
}
CSS variables
:root {
  --color-primary: #217ea9;
  --color-primary-rgb: 33 126 169;
  --color-primary-hsl: 199 67% 40%;
}
Gradient
.gradient-217ea9 {
  background: linear-gradient(135deg, #217ea9, #213aa9);
}
Colored shadow
.shadow-217ea9 {
  box-shadow: 0 8px 24px rgb(33 126 169 / 0.35);
}

#007ba7 Cerulean ΔE 1.63 #4682b4 Steel Blue ΔE 5.58 #0072bb French Blue ΔE 7.44 #5d8aa8 Air Force Blue ΔE 7.49 #006994 Sea Blue ΔE 7.80 #417dc1 Tufts Blue ΔE 8.05 #367588 Teal Blue ΔE 8.10 #de8156 Inverted #767676 Grayscale 

Cerulean
#217ea9  rgb(33, 126, 169)  hsl(199, 67%, 40%)  Cerulean
#a94c21  rgb(169, 76, 33)  hsl(19, 67%, 40%)  Sienna
#a9217e  rgb(169, 33, 126)  hsl(319, 67%, 40%)  Medium Violet Red
#7ea921  rgb(126, 169, 33)  hsl(79, 67%, 40%)  Apple Green