Colour

#101D33

#101D33
Blue
Dark
Nearest: Black

#101D33 is a blue with RGB values 16, 29, 51 and HSL 218°, 52%, 13%. It is a dark colour, so white text on it reaches 16.9:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#101D33#101D33

HEX#101D33

RGBrgb(16, 29, 51)

RGB (0–1)0.0627, 0.1137, 0.2

RGB percentages6.3%, 11.4%, 20%

HSLhsl(217.7, 52.2%, 13.1%)

HSV / HSBhsv(217.7, 68.6%, 20%)

CMYK68.6%, 43.1%, 0%, 80%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,056,051

CSS custom property--colour: #101D33;

Brightness & contrast

Relative luminance0.01228WCAG 2.x, 0 is black and 1 is white

Perceived brightness29.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.86:1

Contrast with white16.86:1WCAG normal text: AAA

Contrast with black1.25:1WCAG normal text: Fail

Greyscale equivalent#1C1C1C

Inverted#EFE2CC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#141F34no red cones; affects about 1% of men; ΔE 1.4 from the original

Deuteranopia#0F1C33no green cones; the most common form, about 1% of men; ΔE 0.9 from the original

Tritanopia#002225no blue cones; rare, and affects men and women equally; ΔE 17.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.86:1WCAG large text: AAA

Contrast with black, large text1.25:1WCAG large text: Fail

Named colours

Black · ΔE 19.7 Dark slate grey · ΔE 28 Dim grey · ΔE 37.5 Dark slateblue · ΔE 40.2 Slate grey · ΔE 42.7 Midnight blue · ΔE 44.5

Nearest named CSS colourBlack (#000000)ΔE 19.66, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#332610

Analogous#102E33, #151033

Triadic#33101D, #1D3310

Split complementary#331510, #2E3310

Tetradic#33102E, #332610, #103314

Tints, shades & saturation

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

Lighter +40%#4977C6

Lighter +30%#355FA7

Lighter +20%#284981

Lighter +10%#1C335A

Darker −10%#04070C

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#081B3B

Less saturated −25%#181F2B

Channel breakdown

R16

G29

B51

Red16 (6.3%)

Green29 (11.4%)

Blue51 (20%)

Hue217.71°

Saturation (HSL)52.24%

Lightness13.14%

Dominant channelBlue

Hex per channelR 10 · G 1D · B 33

Keep nerding

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

#101D33

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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