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#187BDA

#187bda ≈ Tufts Blue

  • azure
  • Lightness: medium
  • Saturation: vivid
  • Cool
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#187bda is a color from the azure family, with medium lightness and vivid saturation. In the RGB model it is made of 9.41% red, 48.24% green and 85.49% blue; printed in CMYK it uses 88.99% cyan, 43.58% magenta, 0% yellow and 14.51% black. Its hue angle is 209.38°, with 80.17% saturation and 47.45% 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 call-to-action buttons. Black text on this color reaches a contrast ratio of 4.88:1 (WCAG AA). The closest named color is Tufts Blue (#417dc1), ΔE 2.62.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#0066cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1942

Complementary

  1. #187bda
  2. #da7718

Split complementary

  1. #187bda
  2. #da181a
  3. #dad818

Analogous

  1. #18dad8
  2. #187bda
  3. #181ada

Triadic

  1. #187bda
  2. #da187b
  3. #7bda18

Tetradic

  1. #187bda
  2. #7718da
  3. #da7718
  4. #7bda18

Square

  1. #187bda
  2. #d818da
  3. #da7718
  4. #1ada18

Monochromatic

  1. #092d50
  2. #105495
  3. #187bda
  4. #52a1ec
  5. #97c6f4

Shades

#187bda mixed progressively with black.

  1. #187bda
  2. #166fc4
  3. #1362ae
  4. #115699
  5. #0e4a83
  6. #0c3e6d
  7. #0a3157
  8. #072541
  9. #05192c
  10. #020c16
  11. #000000

Tints

#187bda mixed progressively with white.

  1. #187bda
  2. #2f88de
  3. #4695e1
  4. #5da3e5
  5. #74b0e9
  6. #8cbded
  7. #a3caf0
  8. #bad7f4
  9. #d1e5f8
  10. #e8f2fb
  11. #ffffff

Tones

#187bda mixed progressively with gray.

  1. #187bda
  2. #227cd1
  3. #2d7cc8
  4. #377dbf
  5. #427db6
  6. #4c7ead
  7. #567ea4
  8. #617f9b
  9. #6b7f92
  10. #768089
  11. #808080

Readable text 4.3:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.88:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7a7a7a ≈ 0.003% of males
Achromatomaly #617aa9 ≈ 0.001% of males
Protanopia #4983de ≈ 1.01% of males
Deuteranopia #1f72d8 ≈ 1.27% of males
Tritanopia #0092a0 ≈ 0.0001% of males
Protanomaly #3b80dc ≈ 1.08% of males
Deuteranomaly #1d76d9 ≈ 4.63% of males
Tritanomaly #0089ba ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-187bda {
  color: #187bda;
}
Background
.bg-187bda {
  background-color: #187bda;
  color: #000000;
}
Border
.border-187bda {
  border: 2px solid #187bda;
}
CSS variables
:root {
  --color-primary: #187bda;
  --color-primary-rgb: 24 123 218;
  --color-primary-hsl: 209 80% 47%;
}
Gradient
.gradient-187bda {
  background: linear-gradient(135deg, #187bda, #181ada);
}
Colored shadow
.shadow-187bda {
  box-shadow: 0 8px 24px rgb(24 123 218 / 0.35);
}

#417dc1 Tufts Blue ΔE 2.62 #0073cf True Blue ΔE 3.22 #4682b4 Steel Blue ΔE 4.69 #0072bb French Blue ΔE 5.28 #318ce7 Bleu de France ΔE 6.02 #0070ff Brandeis Blue ΔE 6.37 #6082b6 Glaucous ΔE 7.22 #e78425 Inverted #7a7a7a Grayscale 

Tufts Blue
#187bda  rgb(24, 123, 218)  hsl(209, 80%, 47%)  Tufts Blue
#da7718  rgb(218, 119, 24)  hsl(29, 80%, 47%)  Ochre
#da187b  rgb(218, 24, 123)  hsl(329, 80%, 47%)  Telemagenta
#7bda18  rgb(123, 218, 24)  hsl(89, 80%, 47%)  Yellow Green