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#317BDB

#317bdb ≈ Tufts Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#317bdb is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 19.22% red, 48.24% green and 85.88% blue; printed in CMYK it uses 77.63% cyan, 43.84% magenta, 0% yellow and 14.12% black. Its hue angle is 213.88°, with 70.25% saturation and 52.55% 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 4.99:1 (WCAG AA). The closest named color is Tufts Blue (#417dc1), ΔE 2.54.

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 luminance0.1993

Complementary

  1. #317bdb
  2. #db9131

Split complementary

  1. #317bdb
  2. #db3c31
  3. #d0db31

Analogous

  1. #31d0db
  2. #317bdb
  3. #3c31db

Triadic

  1. #317bdb
  2. #db317b
  3. #7bdb31

Tetradic

  1. #317bdb
  2. #9131db
  3. #db9131
  4. #7bdb31

Square

  1. #317bdb
  2. #db31d0
  3. #db9131
  4. #31db3c

Monochromatic

  1. #113462
  2. #1c57a3
  3. #317bdb
  4. #72a5e6
  5. #b3cef2

Shades

#317bdb mixed progressively with black.

  1. #317bdb
  2. #2c6fc5
  3. #2762af
  4. #225699
  5. #1d4a83
  6. #193e6e
  7. #143158
  8. #0f2542
  9. #0a192c
  10. #050c16
  11. #000000

Tints

#317bdb mixed progressively with white.

  1. #317bdb
  2. #4688df
  3. #5a95e2
  4. #6fa3e6
  5. #83b0e9
  6. #98bded
  7. #adcaf1
  8. #c1d7f4
  9. #d6e5f8
  10. #eaf2fb
  11. #ffffff

Tones

#317bdb mixed progressively with gray.

  1. #317bdb
  2. #397cd2
  3. #417cc9
  4. #497dc0
  5. #517db7
  6. #597eae
  7. #607ea4
  8. #687f9b
  9. #707f92
  10. #788089
  11. #808080

Readable text 4.21:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.99:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7b7b7b ≈ 0.003% of males
Achromatomaly #667baa ≈ 0.001% of males
Protanopia #4a84df ≈ 1.01% of males
Deuteranopia #2774d9 ≈ 1.27% of males
Tritanopia #0092a0 ≈ 0.0001% of males
Protanomaly #4180dd ≈ 1.08% of males
Deuteranomaly #2b77da ≈ 4.63% of males
Tritanomaly #0089bb ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-317bdb {
  color: #317bdb;
}
Background
.bg-317bdb {
  background-color: #317bdb;
  color: #000000;
}
Border
.border-317bdb {
  border: 2px solid #317bdb;
}
CSS variables
:root {
  --color-primary: #317bdb;
  --color-primary-rgb: 49 123 219;
  --color-primary-hsl: 214 70% 53%;
}
Gradient
.gradient-317bdb {
  background: linear-gradient(135deg, #317bdb, #3c31db);
}
Colored shadow
.shadow-317bdb {
  box-shadow: 0 8px 24px rgb(49 123 219 / 0.35);
}

#417dc1 Tufts Blue ΔE 2.54 #0073cf True Blue ΔE 4.11 #4682b4 Steel Blue ΔE 5.03 #0070ff Brandeis Blue ΔE 5.29 #6082b6 Glaucous ΔE 6.12 #318ce7 Bleu de France ΔE 6.17 #0072bb French Blue ΔE 6.51 #ce8424 Inverted #7b7b7b Grayscale 

Tufts Blue
#317bdb  rgb(49, 123, 219)  hsl(214, 70%, 53%)  Tufts Blue
#db9131  rgb(219, 145, 49)  hsl(34, 70%, 53%)  Carrot Orange
#db317b  rgb(219, 49, 123)  hsl(334, 70%, 53%)  Telemagenta
#7bdb31  rgb(123, 219, 49)  hsl(94, 70%, 53%)  Yellow Green