Colour

#001151

#001151
Blue
Dark
Nearest: Midnight blue

#001151 is a blue with RGB values 0, 17, 81 and HSL 227°, 100%, 16%. It is a dark colour, so white text on it reaches 17.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#001151#001151

HEX#001151

RGBrgb(0, 17, 81)

RGB (0–1)0, 0.0667, 0.3176

RGB percentages0%, 6.7%, 31.8%

HSLhsl(227.4, 100%, 15.9%)

HSV / HSBhsv(227.4, 100%, 31.8%)

CMYK100%, 79%, 0%, 68.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,433

CSS custom property--colour: #001151;

Brightness & contrast

Relative luminance0.00995WCAG 2.x, 0 is black and 1 is white

Perceived brightness30.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.51:1

Contrast with white17.51:1WCAG normal text: AAA

Contrast with black1.2:1WCAG normal text: Fail

Greyscale equivalent#121212

Inverted#FFEEAE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001D53no red cones; affects about 1% of men; ΔE 10.1 from the original

Deuteranopia#001550no green cones; the most common form, about 1% of men; ΔE 4.2 from the original

Tritanopia#00242Fno blue cones; rare, and affects men and women equally; ΔE 42.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.51:1WCAG large text: AAA

Contrast with black, large text1.2:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 14.5 Dark slateblue · ΔE 22.2 Rebecca purple · ΔE 32 Indigo · ΔE 33.7 Navy · ΔE 34.9 Dark blue · ΔE 40

Nearest named CSS colourMidnight blue (#191970)ΔE 14.54, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#514000

Analogous#003A51, #170051

Triadic#510011, #115100

Split complementary#511700, #3A5100

Tetradic#51003A, #514000, #005117

Tints, shades & saturation

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

Lighter +40%#1E4DFF

Lighter +30%#0031EA

Lighter +20%#0026B7

Lighter +10%#001C84

Darker −10%#00061E

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#001151

Less saturated −25%#0A1747

Channel breakdown

G17

B81

Red0 (0%)

Green17 (6.7%)

Blue81 (31.8%)

Hue227.41°

Saturation (HSL)100%

Lightness15.88%

Dominant channelBlue

Hex per channelR 00 · G 11 · B 51

Keep nerding

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

#001151

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