ColorTool
Log in
#187CA2

#187ca2 ≈ Cerulean

  • azure
  • Lightness: low
  • Saturation: strong
  • Cool
Check contrast Explore in graph Random color

#187ca2 is a color from the azure family, with low lightness and strong saturation. In the RGB model it is made of 9.41% red, 48.63% green and 63.53% blue; printed in CMYK it uses 85.19% cyan, 23.46% magenta, 0% yellow and 36.47% black. Its hue angle is 196.52°, with 74.19% saturation and 36.47% 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. White text on this color reaches a contrast ratio of 4.73:1 (WCAG AA). The closest named color is Cerulean (#007ba7), ΔE 1.61.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#006699
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1722

Complementary

  1. #187ca2
  2. #a23e18

Split complementary

  1. #187ca2
  2. #a21837
  3. #a28318

Analogous

  1. #18a283
  2. #187ca2
  3. #1837a2

Triadic

  1. #187ca2
  2. #a2187c
  3. #7ca218

Tetradic

  1. #187ca2
  2. #3e18a2
  3. #a23e18
  4. #7ca218

Square

  1. #187ca2
  2. #8318a2
  3. #a23e18
  4. #37a218

Monochromatic

  1. #04161d
  2. #0e495f
  3. #187ca2
  4. #27addf
  5. #6ac6e9

Shades

#187ca2 mixed progressively with black.

  1. #187ca2
  2. #167092
  3. #136382
  4. #115771
  5. #0e4a61
  6. #0c3e51
  7. #0a3241
  8. #072531
  9. #051920
  10. #020c10
  11. #000000

Tints

#187ca2 mixed progressively with white.

  1. #187ca2
  2. #2f89ab
  3. #4696b5
  4. #5da3be
  5. #74b0c7
  6. #8cbed1
  7. #a3cbda
  8. #bad8e3
  9. #d1e5ec
  10. #e8f2f6
  11. #ffffff

Tones

#187ca2 mixed progressively with gray.

  1. #187ca2
  2. #227c9f
  3. #2d7d9b
  4. #377d98
  5. #427e94
  6. #4c7e91
  7. #567e8e
  8. #617f8a
  9. #6b7f87
  10. #768083
  11. #808080

Readable text 4.73:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓
Readable text 4.44:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕

Achromatopsia #737373 ≈ 0.003% of males
Achromatomaly #5c7788 ≈ 0.001% of males
Protanopia #687aa4 ≈ 1.01% of males
Deuteranopia #576ea1 ≈ 1.27% of males
Tritanopia #008689 ≈ 0.0001% of males
Protanomaly #537ba3 ≈ 1.08% of males
Deuteranomaly #4574a2 ≈ 4.63% of males
Tritanomaly #008294 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-187ca2 {
  color: #187ca2;
}
Background
.bg-187ca2 {
  background-color: #187ca2;
  color: #ffffff;
}
Border
.border-187ca2 {
  border: 2px solid #187ca2;
}
CSS variables
:root {
  --color-primary: #187ca2;
  --color-primary-rgb: 24 124 162;
  --color-primary-hsl: 197 74% 36%;
}
Gradient
.gradient-187ca2 {
  background: linear-gradient(135deg, #187ca2, #1837a2);
}
Colored shadow
.shadow-187ca2 {
  box-shadow: 0 8px 24px rgb(24 124 162 / 0.35);
}

#007ba7 Cerulean ΔE 1.61 #367588 Teal Blue ΔE 6.33 #006994 Sea Blue ΔE 7.23 #4682b4 Steel Blue ΔE 7.47 #5d8aa8 Air Force Blue ΔE 8.54 #0072bb French Blue ΔE 8.88 #0095b6 Bondi Blue ΔE 9.40 #e7835d Inverted #737373 Grayscale 

Cerulean
#187ca2  rgb(24, 124, 162)  hsl(197, 74%, 36%)  Cerulean
#a23e18  rgb(162, 62, 24)  hsl(17, 74%, 36%)  Rust
#a2187c  rgb(162, 24, 124)  hsl(317, 74%, 36%)  Jazzberry Jam
#7ca218  rgb(124, 162, 24)  hsl(77, 74%, 36%)  Apple Green