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#23283F

#23283f ≈ Oxford Blue

  • blue
  • Lightness: very low
  • Saturation: muted
  • Cool
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#23283f is a color from the blue family, with very low lightness and muted saturation. In the RGB model it is made of 13.73% red, 15.69% green and 24.71% blue; printed in CMYK it uses 44.44% cyan, 36.51% magenta, 0% yellow and 75.29% black. Its hue angle is 229.29°, with 28.57% saturation and 19.22% lightness in HSL. It is a cool color, often associated with trust, stability and focus. Designers typically use it for technology products, finance and banking and corporate identities. White text on this color reaches a contrast ratio of 14.52:1 (WCAG AAA). The closest named color is Oxford Blue (#002147), ΔE 7.32.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#333333
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0223

Complementary

  1. #23283f
  2. #3f3a23

Split complementary

  1. #23283f
  2. #3f2c23
  3. #363f23

Analogous

  1. #23363f
  2. #23283f
  3. #2c233f

Triadic

  1. #23283f
  2. #3f2328
  3. #283f23

Tetradic

  1. #23283f
  2. #3a233f
  3. #3f3a23
  4. #283f23

Square

  1. #23283f
  2. #3f2336
  3. #3f3a23
  4. #233f2c

Monochromatic

  1. #07080d
  2. #08090e
  3. #23283f
  4. #3e4770
  5. #5a66a1

Shades

#23283f mixed progressively with black.

  1. #23283f
  2. #202439
  3. #1c2032
  4. #191c2c
  5. #151826
  6. #121420
  7. #0e1019
  8. #0b0c13
  9. #07080d
  10. #040406
  11. #000000

Tints

#23283f mixed progressively with white.

  1. #23283f
  2. #393e52
  3. #4f5365
  4. #656979
  5. #7b7e8c
  6. #91949f
  7. #a7a9b2
  8. #bdbfc5
  9. #d3d4d9
  10. #e9eaec
  11. #ffffff

Tones

#23283f mixed progressively with gray.

  1. #23283f
  2. #2c3146
  3. #363a4c
  4. #3f4253
  5. #484b59
  6. #525460
  7. #5b5d66
  8. #64666d
  9. #6d6e73
  10. #77777a
  11. #808080

Readable text 14.52:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.45:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #292929 ≈ 0.003% of males
Achromatomaly #272933 ≈ 0.001% of males
Protanopia #202a40 ≈ 1.01% of males
Deuteranopia #1e283e ≈ 1.27% of males
Tritanopia #1a2d30 ≈ 0.0001% of males
Protanomaly #212940 ≈ 1.08% of males
Deuteranomaly #20283f ≈ 4.63% of males
Tritanomaly #1e2b37 ≈ 0.0002% of males
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Text in this color

Background in this color

Border in this color

Text color
.text-23283f {
  color: #23283f;
}
Background
.bg-23283f {
  background-color: #23283f;
  color: #ffffff;
}
Border
.border-23283f {
  border: 2px solid #23283f;
}
CSS variables
:root {
  --color-primary: #23283f;
  --color-primary-rgb: 35 40 63;
  --color-primary-hsl: 229 29% 19%;
}
Gradient
.gradient-23283f {
  background: linear-gradient(135deg, #23283f, #2c233f);
}
Colored shadow
.shadow-23283f {
  box-shadow: 0 8px 24px rgb(35 40 63 / 0.35);
}

#002147 Oxford Blue ΔE 7.32 #003153 Prussian Blue ΔE 9.83 #2a3439 Gunmetal ΔE 12.06 #343434 Jet ΔE 12.74 #353839 Onyx ΔE 13.00 #010b13 Rich Black ΔE 13.20 #36454f Charcoal ΔE 13.59 #dcd7c0 Inverted #292929 Grayscale 

Oxford Blue
#23283f  rgb(35, 40, 63)  hsl(229, 29%, 19%)  Oxford Blue
#3f3a23  rgb(63, 58, 35)  hsl(49, 29%, 19%)  Black Olive
#3f2328  rgb(63, 35, 40)  hsl(349, 29%, 19%)  Caput Mortuum
#283f23  rgb(40, 63, 35)  hsl(109, 29%, 19%)  Phthalo Green