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#237DBF

#237dbf ≈ Steel Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#237dbf is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 13.73% red, 49.02% green and 74.9% blue; printed in CMYK it uses 81.68% cyan, 34.55% magenta, 0% yellow and 25.1% black. Its hue angle is 205.38°, with 69.03% saturation and 44.31% 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 4.76:1 (WCAG AA). The closest named color is Steel Blue (#4682b4), ΔE 3.2.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1879

Complementary

  1. #237dbf
  2. #bf6523

Split complementary

  1. #237dbf
  2. #bf232f
  3. #bfb323

Analogous

  1. #23bfb3
  2. #237dbf
  3. #232fbf

Triadic

  1. #237dbf
  2. #bf237d
  3. #7dbf23

Tetradic

  1. #237dbf
  2. #6523bf
  3. #bf6523
  4. #7dbf23

Square

  1. #237dbf
  2. #b323bf
  3. #bf6523
  4. #2fbf23

Monochromatic

  1. #0b283e
  2. #17537e
  3. #237dbf
  4. #50a2df
  5. #90c4eb

Shades

#237dbf mixed progressively with black.

  1. #237dbf
  2. #2071ac
  3. #1c6499
  4. #195886
  5. #154b73
  6. #123f60
  7. #0e324c
  8. #0b2639
  9. #071926
  10. #040d13
  11. #000000

Tints

#237dbf mixed progressively with white.

  1. #237dbf
  2. #398ac5
  3. #4f97cc
  4. #65a4d2
  5. #7bb1d9
  6. #91bedf
  7. #a7cbe5
  8. #bdd8ec
  9. #d3e5f2
  10. #e9f2f9
  11. #ffffff

Tones

#237dbf mixed progressively with gray.

  1. #237dbf
  2. #2c7db9
  3. #367eb2
  4. #3f7eac
  5. #487ea6
  6. #527fa0
  7. #5b7f99
  8. #647f93
  9. #6d7f8d
  10. #778086
  11. #808080

Readable text 4.41:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.76:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #787878 ≈ 0.003% of males
Achromatomaly #617a9a ≈ 0.001% of males
Protanopia #5e80c2 ≈ 1.01% of males
Deuteranopia #4872be ≈ 1.27% of males
Tritanopia #008d95 ≈ 0.0001% of males
Protanomaly #4d7fc1 ≈ 1.08% of males
Deuteranomaly #3c76be ≈ 4.63% of males
Tritanomaly #0087a7 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-237dbf {
  color: #237dbf;
}
Background
.bg-237dbf {
  background-color: #237dbf;
  color: #000000;
}
Border
.border-237dbf {
  border: 2px solid #237dbf;
}
CSS variables
:root {
  --color-primary: #237dbf;
  --color-primary-rgb: 35 125 191;
  --color-primary-hsl: 205 69% 44%;
}
Gradient
.gradient-237dbf {
  background: linear-gradient(135deg, #237dbf, #232fbf);
}
Colored shadow
.shadow-237dbf {
  box-shadow: 0 8px 24px rgb(35 125 191 / 0.35);
}

#4682b4 Steel Blue ΔE 3.20 #417dc1 Tufts Blue ΔE 3.56 #0072bb French Blue ΔE 4.14 #0073cf True Blue ΔE 4.45 #007ba7 Cerulean ΔE 6.49 #318ce7 Bleu de France ΔE 7.02 #6082b6 Glaucous ΔE 7.94 #dc8240 Inverted #787878 Grayscale 

Steel Blue
#237dbf  rgb(35, 125, 191)  hsl(205, 69%, 44%)  Steel Blue
#bf6523  rgb(191, 101, 35)  hsl(25, 69%, 44%)  Chocolate
#bf237d  rgb(191, 35, 125)  hsl(325, 69%, 44%)  Medium Violet Red
#7dbf23  rgb(125, 191, 35)  hsl(85, 69%, 44%)  Apple Green