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Recognised as Colour

#001964

  • #001964
  • Blue
  • Dark
  • Nearest: Midnight blue

#001964 is a blue with RGB values 0, 25, 100 and HSL 225°, 100%, 20%. It is a dark colour, so white text on it reaches 15.9:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#001964#001964
HEX#001964
RGBrgb(0, 25, 100)
RGB (0–1)0, 0.098, 0.3922
RGB percentages0%, 9.8%, 39.2%
HSLhsl(225, 100%, 19.6%)
HSV / HSBhsv(225, 100%, 39.2%)
CMYK100%, 75%, 0%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,500
CSS custom property--colour: #001964;

Brightness & contrast

Relative luminance0.01615WCAG 2.x, 0 is black and 1 is white
Perceived brightness38.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.87:1
Contrast with white15.87:1WCAG normal text: AAA
Contrast with black1.32:1WCAG normal text: Fail
Greyscale equivalent#191919
Inverted#FFE69B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002766no red cones; affects about 1% of men; ΔE 11.7 from the original
Deuteranopia#001D63no green cones; the most common form, about 1% of men; ΔE 4.1 from the original
Tritanopia#002E3Cno blue cones; rare, and affects men and women equally; ΔE 47.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.87:1WCAG large text: AAA
Contrast with black, large text1.32:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 7.9Dark slateblue · ΔE 17.9Rebecca purple · ΔE 26.4Indigo · ΔE 28.4Navy · ΔE 29.2Dark blue · ΔE 34
Nearest named CSS colourMidnight blue (#191970)ΔE 7.9, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#644B00
Analogous#004B64, #190064
Triadic#640019, #196400
Split complementary#641900, #4B6400
Tetradic#64004B, #644B00, #006419

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3165FF
Lighter +30%#003FFD
Lighter +20%#0033CA
Lighter +10%#002697
Darker −10%#000C31
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001964
Less saturated −25%#0C1F58

Channel breakdown

R0
G25
B100
Red0 (0%)
Green25 (9.8%)
Blue100 (39.2%)
Hue225°
Saturation (HSL)100%
Lightness19.61%
Dominant channelBlue
Hex per channelR 00 · G 19 · B 64

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Every value on this page was computed from “hex 001964” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.