Colour

#001966

#001966
Blue
Dark
Nearest: Midnight blue

#001966 is a blue with RGB values 0, 25, 102 and HSL 225°, 100%, 20%. It is a dark colour, so white text on it reaches 15.8:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#001966#001966

HEX#001966

RGBrgb(0, 25, 102)

RGB (0–1)0, 0.098, 0.4

RGB percentages0%, 9.8%, 40%

HSLhsl(225.3, 100%, 20%)

HSV / HSBhsv(225.3, 100%, 40%)

CMYK100%, 75.5%, 0%, 60%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,502

CSS custom property--colour: #001966;

Brightness & contrast

Relative luminance0.01655WCAG 2.x, 0 is black and 1 is white

Perceived brightness39.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.78:1

Contrast with white15.78:1WCAG normal text: AAA

Contrast with black1.33:1WCAG normal text: Fail

Greyscale equivalent#191919

Inverted#FFE699

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#002868no red cones; affects about 1% of men; ΔE 12.6 from the original

Deuteranopia#001E65no green cones; the most common form, about 1% of men; ΔE 5 from the original

Tritanopia#002F3Dno blue cones; rare, and affects men and women equally; ΔE 48.7 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text15.78:1WCAG large text: AAA

Contrast with black, large text1.33:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 6.7 Dark slateblue · ΔE 17.9 Rebecca purple · ΔE 25.7 Indigo · ΔE 27.4 Navy · ΔE 27.9 Dark blue · ΔE 32.8

Nearest named CSS colourMidnight blue (#191970)ΔE 6.72, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#664D00

Analogous#004C66, #1A0066

Triadic#660019, #196600

Split complementary#661A00, #4C6600

Tetradic#66004C, #664D00, #00661A

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#3365FF

Lighter +30%#003FFF

Lighter +20%#0032CC

Lighter +10%#002699

Darker −10%#000D33

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#001966

Less saturated −25%#0D2059

Channel breakdown

G25

B102

Red0 (0%)

Green25 (9.8%)

Blue102 (40%)

Hue225.29°

Saturation (HSL)100%

Lightness20%

Dominant channelBlue

Hex per channelR 00 · G 19 · B 66

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#001966

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

Nerdulate something else