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#287C9A

#287c9a ≈ Cerulean

  • azure
  • Lightness: low
  • Saturation: moderate
  • Cool
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#287c9a is a color from the azure family, with low lightness and moderate saturation. In the RGB model it is made of 15.69% red, 48.63% green and 60.39% blue; printed in CMYK it uses 74.03% cyan, 19.48% magenta, 0% yellow and 39.61% black. Its hue angle is 195.79°, with 58.76% saturation and 38.04% 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 3.92.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#336699
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.172

Complementary

  1. #287c9a
  2. #9a4628

Split complementary

  1. #287c9a
  2. #9a2843
  3. #9a7f28

Analogous

  1. #289a7f
  2. #287c9a
  3. #28439a

Triadic

  1. #287c9a
  2. #9a287c
  3. #7c9a28

Tetradic

  1. #287c9a
  2. #46289a
  3. #9a4628
  4. #7c9a28

Square

  1. #287c9a
  2. #7f289a
  3. #9a4628
  4. #439a28

Monochromatic

  1. #081a21
  2. #184b5d
  3. #287c9a
  4. #41a9ce
  5. #7ec4dd

Shades

#287c9a mixed progressively with black.

  1. #287c9a
  2. #24708b
  3. #20637b
  4. #1c576c
  5. #184a5c
  6. #143e4d
  7. #10323e
  8. #0c252e
  9. #08191f
  10. #040c0f
  11. #000000

Tints

#287c9a mixed progressively with white.

  1. #287c9a
  2. #3e89a4
  3. #5396ae
  4. #69a3b8
  5. #7eb0c2
  6. #94becd
  7. #a9cbd7
  8. #bfd8e1
  9. #d4e5eb
  10. #eaf2f5
  11. #ffffff

Tones

#287c9a mixed progressively with gray.

  1. #287c9a
  2. #317c97
  3. #3a7d95
  4. #427d92
  5. #4b7e90
  6. #547e8d
  7. #5d7e8a
  8. #667f88
  9. #6e7f85
  10. #778083
  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 #5e7784 ≈ 0.001% of males
Protanopia #6c7a9c ≈ 1.01% of males
Deuteranopia #5c6e9a ≈ 1.27% of males
Tritanopia #008586 ≈ 0.0001% of males
Protanomaly #587b9b ≈ 1.08% of males
Deuteranomaly #4c749a ≈ 4.63% of males
Tritanomaly #00818e ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-287c9a {
  color: #287c9a;
}
Background
.bg-287c9a {
  background-color: #287c9a;
  color: #ffffff;
}
Border
.border-287c9a {
  border: 2px solid #287c9a;
}
CSS variables
:root {
  --color-primary: #287c9a;
  --color-primary-rgb: 40 124 154;
  --color-primary-hsl: 196 59% 38%;
}
Gradient
.gradient-287c9a {
  background: linear-gradient(135deg, #287c9a, #28439a);
}
Colored shadow
.shadow-287c9a {
  box-shadow: 0 8px 24px rgb(40 124 154 / 0.35);
}

#007ba7 Cerulean ΔE 3.92 #367588 Teal Blue ΔE 4.30 #006994 Sea Blue ΔE 8.19 #5d8aa8 Air Force Blue ΔE 8.59 #4682b4 Steel Blue ΔE 8.81 #0095b6 Bondi Blue ΔE 9.00 #436b95 Queen Blue ΔE 10.72 #d78365 Inverted #737373 Grayscale 

Cerulean
#287c9a  rgb(40, 124, 154)  hsl(196, 59%, 38%)  Cerulean
#9a4628  rgb(154, 70, 40)  hsl(16, 59%, 38%)  Sienna
#9a287c  rgb(154, 40, 124)  hsl(316, 59%, 38%)  Deep Plum
#7c9a28  rgb(124, 154, 40)  hsl(76, 59%, 38%)  Olive Drab