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#3987BF

#3987bf ≈ Steel Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#3987bf is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 22.35% red, 52.94% green and 74.9% blue; printed in CMYK it uses 70.16% cyan, 29.32% magenta, 0% yellow and 25.1% black. Its hue angle is 205.07°, with 54.03% saturation and 48.63% 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 5.39:1 (WCAG AA). The closest named color is Steel Blue (#4682b4), ΔE 2.52.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3399cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2196

Complementary

  1. #3987bf
  2. #bf7139

Split complementary

  1. #3987bf
  2. #bf3944
  3. #bfb439

Analogous

  1. #39bfb4
  2. #3987bf
  3. #3944bf

Triadic

  1. #3987bf
  2. #bf3987
  3. #87bf39

Tetradic

  1. #3987bf
  2. #7139bf
  3. #bf7139
  4. #87bf39

Square

  1. #3987bf
  2. #b439bf
  3. #bf7139
  4. #44bf39

Monochromatic

  1. #163449
  2. #275d84
  3. #3987bf
  4. #70aad4
  5. #abcde6

Shades

#3987bf mixed progressively with black.

  1. #3987bf
  2. #337aac
  3. #2e6c99
  4. #285f86
  5. #225173
  6. #1d4460
  7. #17364c
  8. #112939
  9. #0b1b26
  10. #060e13
  11. #000000

Tints

#3987bf mixed progressively with white.

  1. #3987bf
  2. #4d93c5
  3. #619fcc
  4. #74abd2
  5. #88b7d9
  6. #9cc3df
  7. #b0cfe5
  8. #c4dbec
  9. #d7e7f2
  10. #ebf3f9
  11. #ffffff

Tones

#3987bf mixed progressively with gray.

  1. #3987bf
  2. #4086b9
  3. #4786b2
  4. #4e85ac
  5. #5584a6
  6. #5d84a0
  7. #648399
  8. #6b8293
  9. #72818d
  10. #798186
  11. #808080

Readable text 3.89:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.39:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #818181 ≈ 0.003% of males
Achromatomaly #6b839e ≈ 0.001% of males
Protanopia #6e88c1 ≈ 1.01% of males
Deuteranopia #5b7bbe ≈ 1.27% of males
Tritanopia #00959b ≈ 0.0001% of males
Protanomaly #5d88c0 ≈ 1.08% of males
Deuteranomaly #5080be ≈ 4.63% of males
Tritanomaly #008faa ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-3987bf {
  color: #3987bf;
}
Background
.bg-3987bf {
  background-color: #3987bf;
  color: #000000;
}
Border
.border-3987bf {
  border: 2px solid #3987bf;
}
CSS variables
:root {
  --color-primary: #3987bf;
  --color-primary-rgb: 57 135 191;
  --color-primary-hsl: 205 54% 49%;
}
Gradient
.gradient-3987bf {
  background: linear-gradient(135deg, #3987bf, #3944bf);
}
Colored shadow
.shadow-3987bf {
  box-shadow: 0 8px 24px rgb(57 135 191 / 0.35);
}

#4682b4 Steel Blue ΔE 2.52 #417dc1 Tufts Blue ΔE 4.99 #318ce7 Bleu de France ΔE 5.06 #5d8aa8 Air Force Blue ΔE 5.78 #1e90ff Dodger Blue ΔE 7.19 #007ba7 Cerulean ΔE 7.25 #6082b6 Glaucous ΔE 7.41 #c67840 Inverted #818181 Grayscale 

Steel Blue
#3987bf  rgb(57, 135, 191)  hsl(205, 54%, 49%)  Steel Blue
#bf7139  rgb(191, 113, 57)  hsl(25, 54%, 49%)  Copper
#bf3987  rgb(191, 57, 135)  hsl(325, 54%, 49%)  Medium Violet Red
#87bf39  rgb(135, 191, 57)  hsl(85, 54%, 49%)  Yellow Green