Colour

#191A48

#191A48
Blue
Dark
Nearest: Dark slateblue

#191A48 is a blue with RGB values 25, 26, 72 and HSL 239°, 48%, 19%. It is a dark colour, so white text on it reaches 16.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#191A48#191A48

HEX#191A48

RGBrgb(25, 26, 72)

RGB (0–1)0.098, 0.102, 0.2824

RGB percentages9.8%, 10.2%, 28.2%

HSLhsl(238.7, 48.5%, 19%)

HSV / HSBhsv(238.7, 65.3%, 28.2%)

CMYK65.3%, 63.9%, 0%, 71.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,645,128

CSS custom property--colour: #191A48;

Brightness & contrast

Relative luminance0.01413WCAG 2.x, 0 is black and 1 is white

Perceived brightness34.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.37:1

Contrast with white16.37:1WCAG normal text: AAA

Contrast with black1.28:1WCAG normal text: Fail

Greyscale equivalent#1D1D1D

Inverted#E6E5B7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00224Ano red cones; affects about 1% of men; ΔE 9.4 from the original

Deuteranopia#001E47no green cones; the most common form, about 1% of men; ΔE 7.6 from the original

Tritanopia#00252Eno blue cones; rare, and affects men and women equally; ΔE 31.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.37:1WCAG large text: AAA

Contrast with black, large text1.28:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 25.1 Midnight blue · ΔE 26.3 Black · ΔE 35.1 Rebecca purple · ΔE 38.7 Dark slate grey · ΔE 42 Indigo · ΔE 44.2

Nearest named CSS colourDark slateblue (#483D8B)ΔE 25.1, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#484719

Analogous#193248, #2F1948

Triadic#48191A, #1A4819

Split complementary#482F19, #324819

Tetradic#481932, #484719, #19482F

Tints, shades & saturation

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

Lighter +40%#6466C9

Lighter +30%#4043BA

Lighter +20%#333594

Lighter +10%#26286E

Darker −10%#0C0C22

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0D0E54

Less saturated −25%#25263C

Channel breakdown

R25

G26

B72

Red25 (9.8%)

Green26 (10.2%)

Blue72 (28.2%)

Hue238.72°

Saturation (HSL)48.45%

Lightness19.02%

Dominant channelBlue

Hex per channelR 19 · G 1A · B 48

Keep nerding

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#191A48

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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