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Colour

#001A79

  • #001A79
  • Blue
  • Dark
  • Nearest: Midnight blue

#001A79 is a blue with RGB values 0, 26, 121 and HSL 227°, 100%, 24%. It is a dark colour, so white text on it reaches 14.7:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#001A79#001A79
HEX#001A79
RGBrgb(0, 26, 121)
RGB (0–1)0, 0.102, 0.4745
RGB percentages0%, 10.2%, 47.5%
HSLhsl(227.1, 100%, 23.7%)
HSV / HSBhsv(227.1, 100%, 47.5%)
CMYK100%, 78.5%, 0%, 52.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,777
CSS custom property--colour: #001A79;

Brightness & contrast

Relative luminance0.02119WCAG 2.x, 0 is black and 1 is white
Perceived brightness45.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.75:1
Contrast with white14.75:1WCAG normal text: AAA
Contrast with black1.42:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#FFE586

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002E7Cno red cones; affects about 1% of men; ΔE 15.5 from the original
Deuteranopia#002277no green cones; the most common form, about 1% of men; ΔE 7.6 from the original
Tritanopia#003748no blue cones; rare, and affects men and women equally; ΔE 58.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.75:1WCAG large text: AAA
Contrast with black, large text1.42:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 5.6Navy · ΔE 17.8Indigo · ΔE 19.4Dark slateblue · ΔE 20.8Rebecca purple · ΔE 21.1Dark blue · ΔE 22.3
Nearest named CSS colourMidnight blue (#191970)ΔE 5.58, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#795F00
Analogous#005679, #230079
Triadic#79001A, #1A7900
Split complementary#792300, #567900
Tetradic#790056, #795F00, #007923

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#466EFF
Lighter +30%#1346FF
Lighter +20%#0030DF
Lighter +10%#0025AC
Darker −10%#000F46
Darker −20%#000413
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001A79
Less saturated −25%#0F236A

Channel breakdown

R0
G26
B121
Red0 (0%)
Green26 (10.2%)
Blue121 (47.5%)
Hue227.11°
Saturation (HSL)100%
Lightness23.73%
Dominant channelBlue
Hex per channelR 00 · G 1A · B 79

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Every value on this page was computed from “001a79” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.