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#397DA7

#397da7 ≈ Cerulean

  • azure
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#397da7 is a color from the azure family, with medium lightness and moderate saturation. In the RGB model it is made of 22.35% red, 49.02% green and 65.49% blue; printed in CMYK it uses 65.87% cyan, 25.15% magenta, 0% yellow and 34.51% black. Its hue angle is 202.91°, with 49.11% saturation and 43.92% 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 4.67:1 (WCAG AA). The closest named color is Cerulean (#007ba7), ΔE 3.52.

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 luminance0.1833

Complementary

  1. #397da7
  2. #a76339

Split complementary

  1. #397da7
  2. #a73946
  3. #a79a39

Analogous

  1. #39a79a
  2. #397da7
  3. #3946a7

Triadic

  1. #397da7
  2. #a7397d
  3. #7da739

Tetradic

  1. #397da7
  2. #6339a7
  3. #a76339
  4. #7da739

Square

  1. #397da7
  2. #9a39a7
  3. #a76339
  4. #46a739

Monochromatic

  1. #122835
  2. #26526e
  3. #397da7
  4. #63a2ca
  5. #9cc4dd

Shades

#397da7 mixed progressively with black.

  1. #397da7
  2. #337196
  3. #2e6486
  4. #285875
  5. #224b64
  6. #1d3f54
  7. #173243
  8. #112632
  9. #0b1921
  10. #060d11
  11. #000000

Tints

#397da7 mixed progressively with white.

  1. #397da7
  2. #4d8ab0
  3. #6197b9
  4. #74a4c1
  5. #88b1ca
  6. #9cbed3
  7. #b0cbdc
  8. #c4d8e5
  9. #d7e5ed
  10. #ebf2f6
  11. #ffffff

Tones

#397da7 mixed progressively with gray.

  1. #397da7
  2. #407da3
  3. #477e9f
  4. #4e7e9b
  5. #557e97
  6. #5d7f94
  7. #647f90
  8. #6b7f8c
  9. #727f88
  10. #798084
  11. #808080

Readable text 4.5:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.67:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #777777 ≈ 0.003% of males
Achromatomaly #64798d ≈ 0.001% of males
Protanopia #6a7da9 ≈ 1.01% of males
Deuteranopia #5b72a6 ≈ 1.27% of males
Tritanopia #00888b ≈ 0.0001% of males
Protanomaly #5a7da8 ≈ 1.08% of males
Deuteranomaly #4f76a7 ≈ 4.63% of males
Tritanomaly #008497 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-397da7 {
  color: #397da7;
}
Background
.bg-397da7 {
  background-color: #397da7;
  color: #000000;
}
Border
.border-397da7 {
  border: 2px solid #397da7;
}
CSS variables
:root {
  --color-primary: #397da7;
  --color-primary-rgb: 57 125 167;
  --color-primary-hsl: 203 49% 44%;
}
Gradient
.gradient-397da7 {
  background: linear-gradient(135deg, #397da7, #3946a7);
}
Colored shadow
.shadow-397da7 {
  box-shadow: 0 8px 24px rgb(57 125 167 / 0.35);
}

#007ba7 Cerulean ΔE 3.52 #4682b4 Steel Blue ΔE 3.67 #417dc1 Tufts Blue ΔE 5.74 #0072bb French Blue ΔE 6.01 #5d8aa8 Air Force Blue ΔE 6.43 #0073cf True Blue ΔE 6.99 #436b95 Queen Blue ΔE 7.90 #c68258 Inverted #777777 Grayscale 

Cerulean
#397da7  rgb(57, 125, 167)  hsl(203, 49%, 44%)  Cerulean
#a76339  rgb(167, 99, 57)  hsl(23, 49%, 44%)  Sienna
#a7397d  rgb(167, 57, 125)  hsl(323, 49%, 44%)  Medium Violet Red
#7da739  rgb(125, 167, 57)  hsl(83, 49%, 44%)  Apple Green