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#3987C8

#3987c8 ≈ Steel Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#3987c8 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 78.43% blue; printed in CMYK it uses 71.5% cyan, 32.5% magenta, 0% yellow and 21.57% black. Its hue angle is 207.27°, with 56.52% saturation and 50.39% 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 5.47:1 (WCAG AA). The closest named color is Steel Blue (#4682b4), ΔE 2.86.

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 luminance0.2237

Complementary

  1. #3987c8
  2. #c87a39

Split complementary

  1. #3987c8
  2. #c83940
  3. #c8c139

Analogous

  1. #39c8c1
  2. #3987c8
  3. #3940c8

Triadic

  1. #3987c8
  2. #c83987
  3. #87c839

Tetradic

  1. #3987c8
  2. #7a39c8
  3. #c87a39
  4. #87c839

Square

  1. #3987c8
  2. #c139c8
  3. #c87a39
  4. #40c839

Monochromatic

  1. #173751
  2. #275f8d
  3. #3987c8
  4. #75abd9
  5. #b1d0e9

Shades

#3987c8 mixed progressively with black.

  1. #3987c8
  2. #337ab4
  3. #2e6ca0
  4. #285f8c
  5. #225178
  6. #1d4464
  7. #173650
  8. #11293c
  9. #0b1b28
  10. #060e14
  11. #000000

Tints

#3987c8 mixed progressively with white.

  1. #3987c8
  2. #4d93ce
  3. #619fd3
  4. #74abd9
  5. #88b7de
  6. #9cc3e4
  7. #b0cfe9
  8. #c4dbef
  9. #d7e7f4
  10. #ebf3fa
  11. #ffffff

Tones

#3987c8 mixed progressively with gray.

  1. #3987c8
  2. #4086c1
  3. #4786ba
  4. #4e85b2
  5. #5584ab
  6. #5d84a4
  7. #64839d
  8. #6b8296
  9. #72818e
  10. #798187
  11. #808080

Readable text 3.84:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.47:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #828282 ≈ 0.003% of males
Achromatomaly #6c84a3 ≈ 0.001% of males
Protanopia #6a8acb ≈ 1.01% of males
Deuteranopia #557cc7 ≈ 1.27% of males
Tritanopia #00979e ≈ 0.0001% of males
Protanomaly #5a89ca ≈ 1.08% of males
Deuteranomaly #4c81c7 ≈ 4.63% of males
Tritanomaly #0091b1 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-3987c8 {
  color: #3987c8;
}
Background
.bg-3987c8 {
  background-color: #3987c8;
  color: #000000;
}
Border
.border-3987c8 {
  border: 2px solid #3987c8;
}
CSS variables
:root {
  --color-primary: #3987c8;
  --color-primary-rgb: 57 135 200;
  --color-primary-hsl: 207 57% 50%;
}
Gradient
.gradient-3987c8 {
  background: linear-gradient(135deg, #3987c8, #3940c8);
}
Colored shadow
.shadow-3987c8 {
  box-shadow: 0 8px 24px rgb(57 135 200 / 0.35);
}

#4682b4 Steel Blue ΔE 2.86 #318ce7 Bleu de France ΔE 3.64 #417dc1 Tufts Blue ΔE 4.26 #1e90ff Dodger Blue ΔE 5.93 #5d8aa8 Air Force Blue ΔE 6.57 #6082b6 Glaucous ΔE 6.84 #5b92e5 United Nations Blue ΔE 6.85 #c67837 Inverted #828282 Grayscale 

Steel Blue
#3987c8  rgb(57, 135, 200)  hsl(207, 57%, 50%)  Steel Blue
#c87a39  rgb(200, 122, 57)  hsl(27, 57%, 50%)  Bronze
#c83987  rgb(200, 57, 135)  hsl(327, 57%, 50%)  Mulberry
#87c839  rgb(135, 200, 57)  hsl(87, 57%, 50%)  Yellow Green