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Recognised as Colour

#1B32A5

  • #1B32A5
  • Blue
  • Dark
  • Nearest: Midnight blue

#1B32A5 is a blue with RGB values 27, 50, 165 and HSL 230°, 72%, 38%. It is a dark colour, so white text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#1B32A5#1B32A5
HEX#1B32A5
RGBrgb(27, 50, 165)
RGB (0–1)0.1059, 0.1961, 0.6471
RGB percentages10.6%, 19.6%, 64.7%
HSLhsl(230, 71.9%, 37.6%)
HSV / HSBhsv(230, 83.6%, 64.7%)
CMYK83.6%, 69.7%, 0%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,782,437
CSS custom property--colour: #1B32A5;

Brightness & contrast

Relative luminance0.05231WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.26:1
Contrast with white10.26:1WCAG normal text: AAA
Contrast with black2.05:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#E4CD5A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0047A9no red cones; affects about 1% of men; ΔE 16.1 from the original
Deuteranopia#003AA3no green cones; the most common form, about 1% of men; ΔE 8.1 from the original
Tritanopia#005267no blue cones; rare, and affects men and women equally; ΔE 66.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.26:1WCAG large text: AAA
Contrast with black, large text2.05:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 18.6Navy · ΔE 18.7Slate blue · ΔE 18.9Rebecca purple · ΔE 18.9Dark blue · ΔE 20.1Indigo · ΔE 20.4
Nearest named CSS colourMidnight blue (#191970)ΔE 18.64, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A58E1B
Analogous#1B77A5, #491BA5
Triadic#A51B32, #32A51B
Split complementary#A5491B, #77A51B
Tetradic#A51B77, #A58E1B, #1BA549

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9DABEF
Lighter +30%#7185E8
Lighter +20%#455FE1
Lighter +10%#223FD1
Darker −10%#142579
Darker −20%#0D174D
Darker −30%#050A22
Darker −40%#000000
More saturated +25%#0322BD
Less saturated −25%#33428D

Channel breakdown

R27
G50
B165
Red27 (10.6%)
Green50 (19.6%)
Blue165 (64.7%)
Hue230°
Saturation (HSL)71.88%
Lightness37.65%
Dominant channelBlue
Hex per channelR 1B · G 32 · B A5

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Every value on this page was computed from “1b32a5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.