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Colour

#001A77

  • #001A77
  • Blue
  • Dark
  • Nearest: Midnight blue

#001A77 is a blue with RGB values 0, 26, 119 and HSL 227°, 100%, 23%. It is a dark colour, so white text on it reaches 14.9:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#001A77#001A77
HEX#001A77
RGBrgb(0, 26, 119)
RGB (0–1)0, 0.102, 0.4667
RGB percentages0%, 10.2%, 46.7%
HSLhsl(226.9, 100%, 23.3%)
HSV / HSBhsv(226.9, 100%, 46.7%)
CMYK100%, 78.2%, 0%, 53.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,775
CSS custom property--colour: #001A77;

Brightness & contrast

Relative luminance0.02071WCAG 2.x, 0 is black and 1 is white
Perceived brightness44.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.85:1
Contrast with white14.85:1WCAG normal text: AAA
Contrast with black1.41:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#FFE588

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002D7Ano red cones; affects about 1% of men; ΔE 14.8 from the original
Deuteranopia#002275no green cones; the most common form, about 1% of men; ΔE 7.7 from the original
Tritanopia#003647no blue cones; rare, and affects men and women equally; ΔE 57 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.85:1WCAG large text: AAA
Contrast with black, large text1.41:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 4.6Navy · ΔE 18.9Indigo · ΔE 20.1Dark slateblue · ΔE 20.2Rebecca purple · ΔE 21.3Dark blue · ΔE 23.4
Nearest named CSS colourMidnight blue (#191970)ΔE 4.59, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#775D00
Analogous#005577, #210077
Triadic#77001A, #1A7700
Split complementary#772200, #557700
Tetradic#770056, #775D00, #007722

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#446DFF
Lighter +30%#1145FF
Lighter +20%#0030DD
Lighter +10%#0025AA
Darker −10%#000F44
Darker −20%#000411
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001A77
Less saturated −25%#0F2268

Channel breakdown

R0
G26
B119
Red0 (0%)
Green26 (10.2%)
Blue119 (46.7%)
Hue226.89°
Saturation (HSL)100%
Lightness23.33%
Dominant channelBlue
Hex per channelR 00 · G 1A · B 77

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Every value on this page was computed from “001a77” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.