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#283F4E

#283f4e ≈ Charcoal

  • azure
  • Lightness: low
  • Saturation: muted
  • Cool
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#283f4e is a color from the azure family, with low lightness and muted saturation. In the RGB model it is made of 15.69% red, 24.71% green and 30.59% blue; printed in CMYK it uses 48.72% cyan, 19.23% magenta, 0% yellow and 69.41% black. Its hue angle is 203.68°, with 32.2% saturation and 23.14% 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 luxury branding. White text on this color reaches a contrast ratio of 10.99:1 (WCAG AAA). The closest named color is Charcoal (#36454f), ΔE 3.56.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#333366
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0456

Complementary

  1. #283f4e
  2. #4e3728

Split complementary

  1. #283f4e
  2. #4e282c
  3. #4e4a28

Analogous

  1. #284e4a
  2. #283f4e
  3. #282c4e

Triadic

  1. #283f4e
  2. #4e283f
  3. #3f4e28

Tetradic

  1. #283f4e
  2. #37284e
  3. #4e3728
  4. #3f4e28

Square

  1. #283f4e
  2. #4a284e
  3. #4e3728
  4. #2c4e28

Monochromatic

  1. #070b0d
  2. #0e161b
  3. #283f4e
  4. #426881
  5. #6190ae

Shades

#283f4e mixed progressively with black.

  1. #283f4e
  2. #243946
  3. #20323e
  4. #1c2c37
  5. #18262f
  6. #142027
  7. #10191f
  8. #0c1317
  9. #080d10
  10. #040608
  11. #000000

Tints

#283f4e mixed progressively with white.

  1. #283f4e
  2. #3e5260
  3. #536571
  4. #697983
  5. #7e8c95
  6. #949fa7
  7. #a9b2b8
  8. #bfc5ca
  9. #d4d9dc
  10. #eaeced
  11. #ffffff

Tones

#283f4e mixed progressively with gray.

  1. #283f4e
  2. #314653
  3. #3a4c58
  4. #42535d
  5. #4b5962
  6. #546067
  7. #5d666c
  8. #666d71
  9. #6e7376
  10. #777a7b
  11. #808080

Readable text 10.99:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 1.91:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #3c3c3c ≈ 0.003% of males
Achromatomaly #353d44 ≈ 0.001% of males
Protanopia #383f4f ≈ 1.01% of males
Deuteranopia #333a4e ≈ 1.27% of males
Tritanopia #184344 ≈ 0.0001% of males
Protanomaly #323f4e ≈ 1.08% of males
Deuteranomaly #2f3c4e ≈ 4.63% of males
Tritanomaly #1f4148 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-283f4e {
  color: #283f4e;
}
Background
.bg-283f4e {
  background-color: #283f4e;
  color: #ffffff;
}
Border
.border-283f4e {
  border: 2px solid #283f4e;
}
CSS variables
:root {
  --color-primary: #283f4e;
  --color-primary-rgb: 40 63 78;
  --color-primary-hsl: 204 32% 23%;
}
Gradient
.gradient-283f4e {
  background: linear-gradient(135deg, #283f4e, #282c4e);
}
Colored shadow
.shadow-283f4e {
  box-shadow: 0 8px 24px rgb(40 63 78 / 0.35);
}

#36454f Charcoal ΔE 3.56 #2a3439 Gunmetal ΔE 6.25 #414a4c Outer Space ΔE 8.16 #003153 Prussian Blue ΔE 8.73 #353839 Onyx ΔE 8.99 #004953 Midnight Green ΔE 10.14 #003399 Smalt ΔE 10.28 #d7c0b1 Inverted #3c3c3c Grayscale 

Charcoal
#283f4e  rgb(40, 63, 78)  hsl(204, 32%, 23%)  Charcoal
#4e3728  rgb(78, 55, 40)  hsl(24, 32%, 23%)  Bistre
#4e283f  rgb(78, 40, 63)  hsl(324, 32%, 23%)  Eggplant
#3f4e28  rgb(63, 78, 40)  hsl(84, 32%, 23%)  Army Green