Colour

#002F91

#002F91
Blue
Dark
Nearest: Midnight blue

#002F91 is a blue with RGB values 0, 47, 145 and HSL 221°, 100%, 28%. It is a dark colour, so white text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#002F91#002F91

HEX#002F91

RGBrgb(0, 47, 145)

RGB (0–1)0, 0.1843, 0.5686

RGB percentages0%, 18.4%, 56.9%

HSLhsl(220.6, 100%, 28.4%)

HSV / HSBhsv(220.6, 100%, 56.9%)

CMYK100%, 67.6%, 0%, 43.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,177

CSS custom property--colour: #002F91;

Brightness & contrast

Relative luminance0.04077WCAG 2.x, 0 is black and 1 is white

Perceived brightness60.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.57:1

Contrast with white11.57:1WCAG normal text: AAA

Contrast with black1.82:1WCAG normal text: Fail

Greyscale equivalent#2C2C2C

Inverted#FFD06E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003F94no red cones; affects about 1% of men; ΔE 12.5 from the original

Deuteranopia#00338Fno green cones; the most common form, about 1% of men; ΔE 4.6 from the original

Tritanopia#004A5Bno blue cones; rare, and affects men and women equally; ΔE 58.9 from the original

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

Contrast with white, large text11.57:1WCAG large text: AAA

Contrast with black, large text1.82:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 11.6 Dark slateblue · ΔE 16.8 Rebecca purple · ΔE 19.8 Slate blue · ΔE 22.7 Navy · ΔE 23.3 Indigo · ΔE 23.9

Nearest named CSS colourMidnight blue (#191970)ΔE 11.59, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#916200

Analogous#007791, #1A0091

Triadic#91002F, #2F9100

Split complementary#911A00, #779100

Tetradic#910077, #916200, #00911A

Tints, shades & saturation

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

Lighter +40%#5E92FF

Lighter +30%#2B70FF

Lighter +20%#0050F7

Lighter +10%#0040C4

Darker −10%#001E5E

Darker −20%#000E2B

Darker −30%#000000

Darker −40%#000000

More saturated +25%#002F91

Less saturated −25%#12357F

Channel breakdown

G47

B145

Red0 (0%)

Green47 (18.4%)

Blue145 (56.9%)

Hue220.55°

Saturation (HSL)100%

Lightness28.43%

Dominant channelBlue

Hex per channelR 00 · G 2F · B 91

Keep nerding

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

#002F91

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

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