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#397DFD

#397dfd ≈ Brandeis Blue

  • azure
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#397dfd is a color from the azure family, with medium lightness and vivid saturation. In the RGB model it is made of 22.35% red, 49.02% green and 99.22% blue; printed in CMYK it uses 77.47% cyan, 50.59% magenta, 0% yellow and 0.78% black. Its hue angle is 219.18°, with 98% saturation and 60.78% 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 call-to-action buttons. Black text on this color reaches a contrast ratio of 5.53:1 (WCAG AA). The closest named color is Brandeis Blue (#0070ff), ΔE 4.46.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366ff
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2263

Complementary

  1. #397dfd
  2. #fdb939

Split complementary

  1. #397dfd
  2. #fd5739
  3. #dffd39

Analogous

  1. #39dffd
  2. #397dfd
  3. #5739fd

Triadic

  1. #397dfd
  2. #fd397d
  3. #7dfd39

Tetradic

  1. #397dfd
  2. #b939fd
  3. #fdb939
  4. #7dfd39

Square

  1. #397dfd
  2. #fd39df
  3. #fdb939
  4. #39fd57

Monochromatic

  1. #02379b
  2. #0252e7
  3. #397dfd
  4. #85affe
  5. #d0e0ff

Shades

#397dfd mixed progressively with black.

  1. #397dfd
  2. #3371e4
  3. #2e64ca
  4. #2858b1
  5. #224b98
  6. #1d3f7f
  7. #173265
  8. #11264c
  9. #0b1933
  10. #060d19
  11. #000000

Tints

#397dfd mixed progressively with white.

  1. #397dfd
  2. #4d8afd
  3. #6197fd
  4. #74a4fe
  5. #88b1fe
  6. #9cbefe
  7. #b0cbfe
  8. #c4d8fe
  9. #d7e5ff
  10. #ebf2ff
  11. #ffffff

Tones

#397dfd mixed progressively with gray.

  1. #397dfd
  2. #407df1
  3. #477ee4
  4. #4e7ed8
  5. #557ecb
  6. #5d7fbf
  7. #647fb2
  8. #6b7fa6
  9. #727f99
  10. #79808d
  11. #808080

Readable text 3.8:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.53:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #838383 ≈ 0.003% of males
Achromatomaly #6d81c0 ≈ 0.001% of males
Protanopia #288cff ≈ 1.01% of males
Deuteranopia #007afa ≈ 1.27% of males
Tritanopia #009cb1 ≈ 0.0001% of males
Protanomaly #2f86ff ≈ 1.08% of males
Deuteranomaly #007bfb ≈ 4.63% of males
Tritanomaly #0091d4 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-397dfd {
  color: #397dfd;
}
Background
.bg-397dfd {
  background-color: #397dfd;
  color: #000000;
}
Border
.border-397dfd {
  border: 2px solid #397dfd;
}
CSS variables
:root {
  --color-primary: #397dfd;
  --color-primary-rgb: 57 125 253;
  --color-primary-hsl: 219 98% 61%;
}
Gradient
.gradient-397dfd {
  background: linear-gradient(135deg, #397dfd, #5739fd);
}
Colored shadow
.shadow-397dfd {
  box-shadow: 0 8px 24px rgb(57 125 253 / 0.35);
}

#0070ff Brandeis Blue ΔE 4.46 #417dc1 Tufts Blue ΔE 6.49 #5b92e5 United Nations Blue ΔE 6.84 #318ce7 Bleu de France ΔE 6.93 #6082b6 Glaucous ΔE 7.34 #1e90ff Dodger Blue ΔE 7.52 #6495ed Cornflower Blue ΔE 7.61 #c68202 Inverted #838383 Grayscale 

Brandeis Blue
#397dfd  rgb(57, 125, 253)  hsl(219, 98%, 61%)  Brandeis Blue
#fdb939  rgb(253, 185, 57)  hsl(39, 98%, 61%)  Pastel Orange
#fd397d  rgb(253, 57, 125)  hsl(339, 98%, 61%)  French Rose
#7dfd39  rgb(125, 253, 57)  hsl(99, 98%, 61%)  Lawn Green