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Recognised as Colour

#1732B1

  • #1732B1
  • Blue
  • Dark
  • Nearest: Dark blue

#1732B1 is a blue with RGB values 23, 50, 177 and HSL 229°, 77%, 39%. It is a dark colour, so white text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#1732B1#1732B1
HEX#1732B1
RGBrgb(23, 50, 177)
RGB (0–1)0.0902, 0.1961, 0.6941
RGB percentages9%, 19.6%, 69.4%
HSLhsl(229.5, 77%, 39.2%)
HSV / HSBhsv(229.5, 87%, 69.4%)
CMYK87%, 71.8%, 0%, 30.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,520,305
CSS custom property--colour: #1732B1;

Brightness & contrast

Relative luminance0.05638WCAG 2.x, 0 is black and 1 is white
Perceived brightness72.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.87:1
Contrast with white9.87:1WCAG normal text: AAA
Contrast with black2.13:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#E8CD4E

Colour vision & accessibility

Protanopia#004BB5no red cones; affects about 1% of men; ΔE 18.8 from the original
Deuteranopia#003CAFno green cones; the most common form, about 1% of men; ΔE 9.3 from the original
Tritanopia#00566Eno blue cones; rare, and affects men and women equally; ΔE 72.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.87:1WCAG large text: AAA
Contrast with black, large text2.13:1WCAG large text: Fail

Named colours

Nearest named CSS colourDark blue (#00008B)ΔE 17.4, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#B19617
Analogous#177FB1, #4917B1
Triadic#B11732, #32B117
Split complementary#B14917, #7FB117
Tetradic#B1177F, #B19617, #17B149

Tints, shades & saturation

Lighter +40%#A1B0F3
Lighter +30%#7489ED
Lighter +20%#4763E7
Lighter +10%#1D3FDE
Darker −10%#112584
Darker −20%#0B1957
Darker −30%#050C2A
Darker −40%#000000
More saturated +25%#0023C8
Less saturated −25%#304298

Channel breakdown

R23
G50
B177
Red23 (9%)
Green50 (19.6%)
Blue177 (69.4%)
Hue229.48°
Saturation (HSL)77%
Lightness39.22%
Dominant channelBlue
Hex per channelR 17 · G 32 · B B1

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Every value on this page was computed from “1732b1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.