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#4287C9

#4287c9 ≈ Steel Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#4287c9 is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 25.88% red, 52.94% green and 78.82% blue; printed in CMYK it uses 67.16% cyan, 32.84% magenta, 0% yellow and 21.18% black. Its hue angle is 209.33°, with 55.56% saturation and 52.35% 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 5.54:1 (WCAG AA). The closest named color is Steel Blue (#4682b4), ΔE 3.

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 luminance0.227

Complementary

  1. #4287c9
  2. #c98442

Split complementary

  1. #4287c9
  2. #c94243
  3. #c9c742

Analogous

  1. #42c9c7
  2. #4287c9
  3. #4243c9

Triadic

  1. #4287c9
  2. #c94287
  3. #87c942

Tetradic

  1. #4287c9
  2. #8442c9
  3. #c98442
  4. #87c942

Square

  1. #4287c9
  2. #c742c9
  3. #c98442
  4. #43c942

Monochromatic

  1. #193a59
  2. #2a6094
  3. #4287c9
  4. #7dadda
  5. #b9d3eb

Shades

#4287c9 mixed progressively with black.

  1. #4287c9
  2. #3b7ab5
  3. #356ca1
  4. #2e5f8d
  5. #285179
  6. #214465
  7. #1a3650
  8. #14293c
  9. #0d1b28
  10. #070e14
  11. #000000

Tints

#4287c9 mixed progressively with white.

  1. #4287c9
  2. #5593ce
  3. #689fd4
  4. #7babd9
  5. #8eb7df
  6. #a1c3e4
  7. #b3cfe9
  8. #c6dbef
  9. #d9e7f4
  10. #ecf3fa
  11. #ffffff

Tones

#4287c9 mixed progressively with gray.

  1. #4287c9
  2. #4886c2
  3. #4e86ba
  4. #5585b3
  5. #5b84ac
  6. #6184a5
  7. #67839d
  8. #6d8296
  9. #74818f
  10. #7a8187
  11. #808080

Readable text 3.79:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.54:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #838383 ≈ 0.003% of males
Achromatomaly #6f85a4 ≈ 0.001% of males
Protanopia #6a8acc ≈ 1.01% of males
Deuteranopia #577dc8 ≈ 1.27% of males
Tritanopia #00979f ≈ 0.0001% of males
Protanomaly #5c89cb ≈ 1.08% of males
Deuteranomaly #4f81c8 ≈ 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-4287c9 {
  color: #4287c9;
}
Background
.bg-4287c9 {
  background-color: #4287c9;
  color: #000000;
}
Border
.border-4287c9 {
  border: 2px solid #4287c9;
}
CSS variables
:root {
  --color-primary: #4287c9;
  --color-primary-rgb: 66 135 201;
  --color-primary-hsl: 209 56% 52%;
}
Gradient
.gradient-4287c9 {
  background: linear-gradient(135deg, #4287c9, #4243c9);
}
Colored shadow
.shadow-4287c9 {
  box-shadow: 0 8px 24px rgb(66 135 201 / 0.35);
}

#4682b4 Steel Blue ΔE 3.00 #318ce7 Bleu de France ΔE 3.19 #417dc1 Tufts Blue ΔE 3.77 #1e90ff Dodger Blue ΔE 5.53 #6082b6 Glaucous ΔE 5.85 #5b92e5 United Nations Blue ΔE 5.90 #5d8aa8 Air Force Blue ΔE 6.52 #bd7836 Inverted #838383 Grayscale 

Steel Blue
#4287c9  rgb(66, 135, 201)  hsl(209, 56%, 52%)  Steel Blue
#c98442  rgb(201, 132, 66)  hsl(29, 56%, 52%)  Peru
#c94287  rgb(201, 66, 135)  hsl(329, 56%, 52%)  Mulberry
#87c942  rgb(135, 201, 66)  hsl(89, 56%, 52%)  Yellow Green