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#3F545B

#3f545b ≈ Outer Space

  • azure
  • Lightness: low
  • Saturation: muted
  • Cool
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#3f545b is a color from the azure family, with low lightness and muted saturation. In the RGB model it is made of 24.71% red, 32.94% green and 35.69% blue; printed in CMYK it uses 30.77% cyan, 7.69% magenta, 0% yellow and 64.31% black. Its hue angle is 195°, with 18.18% saturation and 30.2% 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 corporate identities. White text on this color reaches a contrast ratio of 7.98:1 (WCAG AAA). The closest named color is Outer Space (#414a4c), ΔE 5.36.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#336666
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.0815

Complementary

  1. #3f545b
  2. #5b463f

Split complementary

  1. #3f545b
  2. #5b3f46
  3. #5b543f

Analogous

  1. #3f5b54
  2. #3f545b
  3. #3f465b

Triadic

  1. #3f545b
  2. #5b3f54
  3. #545b3f

Tetradic

  1. #3f545b
  2. #463f5b
  3. #5b463f
  4. #545b3f

Square

  1. #3f545b
  2. #543f5b
  3. #5b463f
  4. #465b3f

Monochromatic

  1. #080b0c
  2. #202a2e
  3. #3f545b
  4. #5e7e88
  5. #87a3ac

Shades

#3f545b mixed progressively with black.

  1. #3f545b
  2. #394c52
  3. #324349
  4. #2c3b40
  5. #263237
  6. #202a2e
  7. #192224
  8. #13191b
  9. #0d1112
  10. #060809
  11. #000000

Tints

#3f545b mixed progressively with white.

  1. #3f545b
  2. #52656b
  3. #65767c
  4. #79878c
  5. #8c989d
  6. #9faaad
  7. #b2bbbd
  8. #c5ccce
  9. #d9ddde
  10. #eceeef
  11. #ffffff

Tones

#3f545b mixed progressively with gray.

  1. #3f545b
  2. #46585f
  3. #4c5d62
  4. #536166
  5. #59666a
  6. #606a6e
  7. #666e71
  8. #6d7375
  9. #737779
  10. #7a7c7c
  11. #808080

Readable text 7.98:1 AA ✓ AA Large ✓ AAA ✓ AAA Large ✓
Readable text 2.63:1 AA ✕ AA Large ✕ AAA ✕ AAA Large ✕

Achromatopsia #515151 ≈ 0.003% of males
Achromatomaly #4a5255 ≈ 0.001% of males
Protanopia #50535b ≈ 1.01% of males
Deuteranopia #4b4f5b ≈ 1.27% of males
Tritanopia #365656 ≈ 0.0001% of males
Protanomaly #4a535b ≈ 1.08% of males
Deuteranomaly #47515b ≈ 4.63% of males
Tritanomaly #3a5558 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-3f545b {
  color: #3f545b;
}
Background
.bg-3f545b {
  background-color: #3f545b;
  color: #ffffff;
}
Border
.border-3f545b {
  border: 2px solid #3f545b;
}
CSS variables
:root {
  --color-primary: #3f545b;
  --color-primary-rgb: 63 84 91;
  --color-primary-hsl: 195 18% 30%;
}
Gradient
.gradient-3f545b {
  background: linear-gradient(135deg, #3f545b, #3f465b);
}
Colored shadow
.shadow-3f545b {
  box-shadow: 0 8px 24px rgb(63 84 91 / 0.35);
}

#414a4c Outer Space ΔE 5.36 #36454f Charcoal ΔE 5.83 #2f4f4f Dark Slate Gray ΔE 6.63 #2f4f4f Dark Slate Grey ΔE 6.63 #555555 Davy's Gray ΔE 9.19 #004953 Midnight Green ΔE 9.62 #4d5d53 Feldgrau ΔE 9.75 #c0aba4 Inverted #515151 Grayscale 

Outer Space
#3f545b  rgb(63, 84, 91)  hsl(195, 18%, 30%)  Outer Space
#5b463f  rgb(91, 70, 63)  hsl(15, 18%, 30%)  Liver
#5b3f54  rgb(91, 63, 84)  hsl(315, 18%, 30%)  Eggplant
#545b3f  rgb(84, 91, 63)  hsl(75, 18%, 30%)  Rifle Green