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#178FCB

#178fcb ≈ Steel Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#178fcb is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 9.02% red, 56.08% green and 79.61% blue; printed in CMYK it uses 88.67% cyan, 29.56% magenta, 0% yellow and 20.39% black. Its hue angle is 200°, with 79.65% 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 5.83:1 (WCAG AA). The closest named color is Steel Blue (#4682b4), ΔE 6.15.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0099cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.2414

Complementary

  1. #178fcb
  2. #cb5317

Split complementary

  1. #178fcb
  2. #cb1735
  3. #cbad17

Analogous

  1. #17cbad
  2. #178fcb
  3. #1735cb

Triadic

  1. #178fcb
  2. #cb178f
  3. #8fcb17

Tetradic

  1. #178fcb
  2. #5317cb
  3. #cb5317
  4. #8fcb17

Square

  1. #178fcb
  2. #ad17cb
  3. #cb5317
  4. #35cb17

Monochromatic

  1. #072e42
  2. #0f5f86
  3. #178fcb
  4. #45b3ea
  5. #89cff2

Shades

#178fcb mixed progressively with black.

  1. #178fcb
  2. #1581b7
  3. #1272a2
  4. #10648e
  5. #0e567a
  6. #0c4866
  7. #093951
  8. #072b3d
  9. #051d29
  10. #020e14
  11. #000000

Tints

#178fcb mixed progressively with white.

  1. #178fcb
  2. #2e9ad0
  3. #45a5d5
  4. #5db1db
  5. #74bce0
  6. #8bc7e5
  7. #a2d2ea
  8. #b9ddef
  9. #d1e9f5
  10. #e8f4fa
  11. #ffffff

Tones

#178fcb mixed progressively with gray.

  1. #178fcb
  2. #228ec4
  3. #2c8cbc
  4. #378bb5
  5. #4189ad
  6. #4c88a6
  7. #56869e
  8. #618597
  9. #6b838f
  10. #768288
  11. #808080

Readable text 3.6:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 5.83:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #878787 ≈ 0.003% of males
Achromatomaly #6b8aa6 ≈ 0.001% of males
Protanopia #728fce ≈ 1.01% of males
Deuteranopia #5a80ca ≈ 1.27% of males
Tritanopia #009ea4 ≈ 0.0001% of males
Protanomaly #5b8fcd ≈ 1.08% of males
Deuteranomaly #4886ca ≈ 4.63% of males
Tritanomaly #0098b5 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-178fcb {
  color: #178fcb;
}
Background
.bg-178fcb {
  background-color: #178fcb;
  color: #000000;
}
Border
.border-178fcb {
  border: 2px solid #178fcb;
}
CSS variables
:root {
  --color-primary: #178fcb;
  --color-primary-rgb: 23 143 203;
  --color-primary-hsl: 200 80% 44%;
}
Gradient
.gradient-178fcb {
  background: linear-gradient(135deg, #178fcb, #1735cb);
}
Colored shadow
.shadow-178fcb {
  box-shadow: 0 8px 24px rgb(23 143 203 / 0.35);
}

#4682b4 Steel Blue ΔE 6.15 #56a0d3 Carolina Blue ΔE 6.60 #318ce7 Bleu de France ΔE 6.63 #5d8aa8 Air Force Blue ΔE 7.18 #1e90ff Dodger Blue ΔE 8.04 #007ba7 Cerulean ΔE 8.47 #0095b6 Bondi Blue ΔE 8.80 #e87034 Inverted #878787 Grayscale 

Steel Blue
#178fcb  rgb(23, 143, 203)  hsl(200, 80%, 44%)  Steel Blue
#cb5317  rgb(203, 83, 23)  hsl(20, 80%, 44%)  Burnt Orange
#cb178f  rgb(203, 23, 143)  hsl(320, 80%, 44%)  Medium Violet Red
#8fcb17  rgb(143, 203, 23)  hsl(80, 80%, 44%)  Yellow Green