Colour

#101D63

#101D63
Blue
Dark
Nearest: Midnight blue

#101D63 is a blue with RGB values 16, 29, 99 and HSL 231°, 72%, 23%. It is a dark colour, so white text on it reaches 15.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#101D63#101D63

HEX#101D63

RGBrgb(16, 29, 99)

RGB (0–1)0.0627, 0.1137, 0.3882

RGB percentages6.3%, 11.4%, 38.8%

HSLhsl(230.6, 72.2%, 22.5%)

HSV / HSBhsv(230.6, 83.8%, 38.8%)

CMYK83.8%, 70.7%, 0%, 61.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,056,099

CSS custom property--colour: #101D63;

Brightness & contrast

Relative luminance0.0189WCAG 2.x, 0 is black and 1 is white

Perceived brightness41.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.24:1

Contrast with white15.24:1WCAG normal text: AAA

Contrast with black1.38:1WCAG normal text: Fail

Greyscale equivalent#1F1F1F

Inverted#EFE29C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#002965no red cones; affects about 1% of men; ΔE 10.6 from the original

Deuteranopia#002262no green cones; the most common form, about 1% of men; ΔE 5.8 from the original

Tritanopia#00303Dno blue cones; rare, and affects men and women equally; ΔE 44.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.24:1WCAG large text: AAA

Contrast with black, large text1.38:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 11.1 Dark slateblue · ΔE 16.2 Rebecca purple · ΔE 27.1 Indigo · ΔE 31 Navy · ΔE 32.9 Slate blue · ΔE 36.3

Nearest named CSS colourMidnight blue (#191970)ΔE 11.05, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#635610

Analogous#104663, #2D1063

Triadic#63101D, #1D6310

Split complementary#632C10, #476310

Tetradic#631046, #635610, #10632C

Tints, shades & saturation

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

Lighter +40%#5B70E4

Lighter +30%#2F4ADD

Lighter +20%#1E37BB

Lighter +10%#172A8F

Darker −10%#091037

Darker −20%#02030B

Darker −30%#000000

Darker −40%#000000

More saturated +25%#021371

Less saturated −25%#1E2755

Channel breakdown

R16

G29

B99

Red16 (6.3%)

Green29 (11.4%)

Blue99 (38.8%)

Hue230.6°

Saturation (HSL)72.17%

Lightness22.55%

Dominant channelBlue

Hex per channelR 10 · G 1D · B 63

Keep nerding

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

#101D63

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