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#307FBF

#307fbf ≈ Steel Blue

  • azure
  • Lightness: medium
  • Saturation: strong
  • Cool
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#307fbf is a color from the azure family, with medium lightness and strong saturation. In the RGB model it is made of 18.82% red, 49.8% green and 74.9% blue; printed in CMYK it uses 74.87% cyan, 33.51% magenta, 0% yellow and 25.1% black. Its hue angle is 206.85°, with 59.83% saturation and 46.86% 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. Black text on this color reaches a contrast ratio of 4.91:1 (WCAG AA). The closest named color is Steel Blue (#4682b4), ΔE 2.31.

Description generated from the measured properties of this color.

HEX
RGB
RGB percent
CMY
CMYK
HSL
HSV / HSB
Web safe#3366cc
CIE-LAB
XYZ
xyY
CIE-LCH
CIE-LUV
Hunter-Lab
OKLab
Binary
Decimal
Relative luminance0.1957

Complementary

  1. #307fbf
  2. #bf7030

Split complementary

  1. #307fbf
  2. #bf3038
  3. #bfb730

Analogous

  1. #30bfb7
  2. #307fbf
  3. #3038bf

Triadic

  1. #307fbf
  2. #bf307f
  3. #7fbf30

Tetradic

  1. #307fbf
  2. #7030bf
  3. #bf7030
  4. #7fbf30

Square

  1. #307fbf
  2. #b730bf
  3. #bf7030
  4. #38bf30

Monochromatic

  1. #112e45
  2. #215682
  3. #307fbf
  4. #64a4d8
  5. #a1c8e7

Shades

#307fbf mixed progressively with black.

  1. #307fbf
  2. #2b72ac
  3. #266699
  4. #225986
  5. #1d4c73
  6. #184060
  7. #13334c
  8. #0e2639
  9. #0a1926
  10. #050d13
  11. #000000

Tints

#307fbf mixed progressively with white.

  1. #307fbf
  2. #458cc5
  3. #5999cc
  4. #6ea5d2
  5. #83b2d9
  6. #98bfdf
  7. #accce5
  8. #c1d9ec
  9. #d6e5f2
  10. #eaf2f9
  11. #ffffff

Tones

#307fbf mixed progressively with gray.

  1. #307fbf
  2. #387fb9
  3. #407fb2
  4. #487fac
  5. #507fa6
  6. #5880a0
  7. #608099
  8. #688093
  9. #70808d
  10. #788086
  11. #808080

Readable text 4.27:1 AA ✕ AA Large ✓ AAA ✕ AAA Large ✕
Readable text 4.91:1 AA ✓ AA Large ✓ AAA ✕ AAA Large ✓

Achromatopsia #7a7a7a ≈ 0.003% of males
Achromatomaly #657c9b ≈ 0.001% of males
Protanopia #6282c2 ≈ 1.01% of males
Deuteranopia #4d74be ≈ 1.27% of males
Tritanopia #008e96 ≈ 0.0001% of males
Protanomaly #5281c1 ≈ 1.08% of males
Deuteranomaly #4379be ≈ 4.63% of males
Tritanomaly #0088a8 ≈ 0.0002% of males
Simulate on your own image

Text in this color

Background in this color

Border in this color

Text color
.text-307fbf {
  color: #307fbf;
}
Background
.bg-307fbf {
  background-color: #307fbf;
  color: #000000;
}
Border
.border-307fbf {
  border: 2px solid #307fbf;
}
CSS variables
:root {
  --color-primary: #307fbf;
  --color-primary-rgb: 48 127 191;
  --color-primary-hsl: 207 60% 47%;
}
Gradient
.gradient-307fbf {
  background: linear-gradient(135deg, #307fbf, #3038bf);
}
Colored shadow
.shadow-307fbf {
  box-shadow: 0 8px 24px rgb(48 127 191 / 0.35);
}

#4682b4 Steel Blue ΔE 2.31 #417dc1 Tufts Blue ΔE 2.83 #0073cf True Blue ΔE 4.79 #0072bb French Blue ΔE 4.98 #318ce7 Bleu de France ΔE 6.15 #6082b6 Glaucous ΔE 7.00 #007ba7 Cerulean ΔE 7.01 #cf8040 Inverted #7a7a7a Grayscale 

Steel Blue
#307fbf  rgb(48, 127, 191)  hsl(207, 60%, 47%)  Steel Blue
#bf7030  rgb(191, 112, 48)  hsl(27, 60%, 47%)  Copper
#bf307f  rgb(191, 48, 127)  hsl(327, 60%, 47%)  Medium Violet Red
#7fbf30  rgb(127, 191, 48)  hsl(87, 60%, 47%)  Yellow Green