Colour

#00316E

#00316E
Blue
Dark
Nearest: Dark slateblue

#00316E is a blue with RGB values 0, 49, 110 and HSL 213°, 100%, 22%. It is a dark colour, so white text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#00316E#00316E

HEX#00316E

RGBrgb(0, 49, 110)

RGB (0–1)0, 0.1922, 0.4314

RGB percentages0%, 19.2%, 43.1%

HSLhsl(213.3, 100%, 21.6%)

HSV / HSBhsv(213.3, 100%, 43.1%)

CMYK100%, 55.5%, 0%, 56.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,654

CSS custom property--colour: #00316E;

Brightness & contrast

Relative luminance0.03322WCAG 2.x, 0 is black and 1 is white

Perceived brightness52.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.62:1

Contrast with white12.62:1WCAG normal text: AAA

Contrast with black1.66:1WCAG normal text: Fail

Greyscale equivalent#2B2B2B

Inverted#FFCE91

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#013870no red cones; affects about 1% of men; ΔE 5.4 from the original

Deuteranopia#002F6Dno green cones; the most common form, about 1% of men; ΔE 1.3 from the original

Tritanopia#00404Ano blue cones; rare, and affects men and women equally; ΔE 38.4 from the original

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

Contrast with white, large text12.62:1WCAG large text: AAA

Contrast with black, large text1.66:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 17.3 Midnight blue · ΔE 22.9 Rebecca purple · ΔE 34 Steel blue · ΔE 35.8 Slate blue · ΔE 38.7 Royal blue · ΔE 39.7

Nearest named CSS colourDark slateblue (#483D8B)ΔE 17.27, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6E3D00

Analogous#00686E, #06006E

Triadic#6E0031, #316E00

Split complementary#6E0600, #686E00

Tetradic#6E0068, #6E3D00, #006E06

Tints, shades & saturation

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

Lighter +40%#3B92FF

Lighter +30%#0876FF

Lighter +20%#005ED4

Lighter +10%#0048A1

Darker −10%#001A3B

Darker −20%#000408

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00316E

Less saturated −25%#0E3360

Channel breakdown

G49

B110

Red0 (0%)

Green49 (19.2%)

Blue110 (43.1%)

Hue213.27°

Saturation (HSL)100%

Lightness21.57%

Dominant channelBlue

Hex per channelR 00 · G 31 · B 6E

Keep nerding

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

#00316E

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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