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Colour

#145FB7

  • #145FB7
  • Blue
  • Dark
  • Nearest: Dark slateblue

#145FB7 is a blue with RGB values 20, 95, 183 and HSL 212°, 80%, 40%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Dark slateblue.

Colour values

#145FB7#145FB7
HEX#145FB7
RGBrgb(20, 95, 183)
RGB (0–1)0.0784, 0.3725, 0.7176
RGB percentages7.8%, 37.3%, 71.8%
HSLhsl(212.4, 80.3%, 39.8%)
HSV / HSBhsv(212.4, 89.1%, 71.8%)
CMYK89.1%, 48.1%, 0%, 28.2%naive device-independent conversion; real print needs an ICC profile
24-bit integer1,335,223
CSS custom property--colour: #145FB7;

Brightness & contrast

Relative luminance0.11752WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.27:1
Contrast with white6.27:1WCAG normal text: AA
Contrast with black3.35:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#EBA048

Colour vision & accessibility

Protanopia#2B68BAno red cones; affects about 1% of men; ΔE 5.6 from the original
Deuteranopia#005AB5no green cones; the most common form, about 1% of men; ΔE 3 from the original
Tritanopia#007482no blue cones; rare, and affects men and women equally; ΔE 50.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.27:1WCAG large text: AAA
Contrast with black, large text3.35:1WCAG large text: AA

Named colours

Nearest named CSS colourDark slateblue (#483D8B)ΔE 20, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#B76C14
Analogous#14B1B7, #1A14B7
Triadic#B7145F, #5FB714
Split complementary#B71A14, #B1B714
Tetradic#B714B1, #B76C14, #14B71A

Tints, shades & saturation

Lighter +40%#A2C8F5
Lighter +30%#74ADF0
Lighter +20%#4692EB
Lighter +10%#1977E5
Darker −10%#0F4789
Darker −20%#0A2F5B
Darker −30%#05172D
Darker −40%#000000
More saturated +25%#005DCB
Less saturated −25%#2D619E

Channel breakdown

R20
G95
B183
Red20 (7.8%)
Green95 (37.3%)
Blue183 (71.8%)
Hue212.39°
Saturation (HSL)80.3%
Lightness39.8%
Dominant channelBlue
Hex per channelR 14 · G 5F · B B7

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Every value on this page was computed from “145fb7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.