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#397EAA

#397eaa ≈ Steel Blue

  • azure
  • Lightness: medium
  • Saturation: moderate
  • Cool
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#397eaa is a color from the azure family, with medium lightness and moderate saturation. In the RGB model it is made of 22.35% red, 49.41% green and 66.67% blue; printed in CMYK it uses 66.47% cyan, 25.88% magenta, 0% yellow and 33.33% black. Its hue angle is 203.36°, with 49.78% saturation and 44.51% 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 4.74:1 (WCAG AA). The closest named color is Steel Blue (#4682b4), ΔE 3.12.

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 luminance0.1869

Complementary

  1. #397eaa
  2. #aa6539

Split complementary

  1. #397eaa
  2. #aa3946
  3. #aa9d39

Analogous

  1. #39aa9d
  2. #397eaa
  3. #3946aa

Triadic

  1. #397eaa
  2. #aa397e
  3. #7eaa39

Tetradic

  1. #397eaa
  2. #6539aa
  3. #aa6539
  4. #7eaa39

Square

  1. #397eaa
  2. #9d39aa
  3. #aa6539
  4. #46aa39

Monochromatic

  1. #132937
  2. #265471
  3. #397eaa
  4. #64a3cb
  5. #9ec5de

Shades

#397eaa mixed progressively with black.

  1. #397eaa
  2. #337199
  3. #2e6588
  4. #285877
  5. #224c66
  6. #1d3f55
  7. #173244
  8. #112633
  9. #0b1922
  10. #060d11
  11. #000000

Tints

#397eaa mixed progressively with white.

  1. #397eaa
  2. #4d8bb3
  3. #6198bb
  4. #74a5c4
  5. #88b2cc
  6. #9cbfd5
  7. #b0cbdd
  8. #c4d8e6
  9. #d7e5ee
  10. #ebf2f7
  11. #ffffff

Tones

#397eaa mixed progressively with gray.

  1. #397eaa
  2. #407ea6
  3. #477ea2
  4. #4e7f9d
  5. #557f99
  6. #5d7f95
  7. #647f91
  8. #6b7f8d
  9. #728088
  10. #798084
  11. #808080

Readable text 4.43:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.74:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #787878 ≈ 0.003% of males
Achromatomaly #647a8f ≈ 0.001% of males
Protanopia #6a7eac ≈ 1.01% of males
Deuteranopia #5a73a9 ≈ 1.27% of males
Tritanopia #00898d ≈ 0.0001% of males
Protanomaly #5a7eab ≈ 1.08% of males
Deuteranomaly #4f77aa ≈ 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-397eaa {
  color: #397eaa;
}
Background
.bg-397eaa {
  background-color: #397eaa;
  color: #000000;
}
Border
.border-397eaa {
  border: 2px solid #397eaa;
}
CSS variables
:root {
  --color-primary: #397eaa;
  --color-primary-rgb: 57 126 170;
  --color-primary-hsl: 203 50% 45%;
}
Gradient
.gradient-397eaa {
  background: linear-gradient(135deg, #397eaa, #3946aa);
}
Colored shadow
.shadow-397eaa {
  box-shadow: 0 8px 24px rgb(57 126 170 / 0.35);
}

#4682b4 Steel Blue ΔE 3.12 #007ba7 Cerulean ΔE 3.91 #417dc1 Tufts Blue ΔE 5.30 #0072bb French Blue ΔE 5.93 #5d8aa8 Air Force Blue ΔE 6.26 #0073cf True Blue ΔE 6.77 #6082b6 Glaucous ΔE 8.08 #c68155 Inverted #787878 Grayscale 

Steel Blue
#397eaa  rgb(57, 126, 170)  hsl(203, 50%, 45%)  Steel Blue
#aa6539  rgb(170, 101, 57)  hsl(23, 50%, 45%)  Sienna
#aa397e  rgb(170, 57, 126)  hsl(323, 50%, 45%)  Medium Violet Red
#7eaa39  rgb(126, 170, 57)  hsl(83, 50%, 45%)  Apple Green