Colour

#191A1F

#191A1F
Blue
Dark
Nearest: Black

#191A1F is a blue with RGB values 25, 26, 31 and HSL 230°, 11%, 11%. It is a dark colour, so white text on it reaches 17.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#191A1F#191A1F

HEX#191A1F

RGBrgb(25, 26, 31)

RGB (0–1)0.098, 0.102, 0.1216

RGB percentages9.8%, 10.2%, 12.2%

HSLhsl(230, 10.7%, 11%)

HSV / HSBhsv(230, 19.4%, 12.2%)

CMYK19.4%, 16.1%, 0%, 87.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,645,087

CSS custom property--colour: #191A1F;

Brightness & contrast

Relative luminance0.01044WCAG 2.x, 0 is black and 1 is white

Perceived brightness26.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.37:1

Contrast with white17.37:1WCAG normal text: AAA

Contrast with black1.21:1WCAG normal text: Fail

Greyscale equivalent#1A1A1A

Inverted#E6E5E0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#191A1Fno red cones; affects about 1% of men; ΔE 0 from the original

Deuteranopia#181A1Fno green cones; the most common form, about 1% of men; ΔE 0.5 from the original

Tritanopia#181B1Cno blue cones; rare, and affects men and women equally; ΔE 3.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.37:1WCAG large text: AAA

Contrast with black, large text1.21:1WCAG large text: Fail

Named colours

Black · ΔE 10.1 Dark slate grey · ΔE 25.3 Dim grey · ΔE 35.3 Slate grey · ΔE 44.1 Gray · ΔE 44.4 Light slate grey · ΔE 47.3

Nearest named CSS colourBlack (#000000)ΔE 10.07, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1F1E19

Analogous#191D1F, #1B191F

Triadic#1F191A, #1A1F19

Split complementary#1F1B19, #1D1F19

Tetradic#1F191D, #1F1E19, #191F1B

Tints, shades & saturation

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

Lighter +40%#75798F

Lighter +30%#5D6174

Lighter +20%#474957

Lighter +10%#30323B

Darker −10%#020203

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#121526

Less saturated −25%#1C1C1C

Channel breakdown

R25

G26

B31

Red25 (9.8%)

Green26 (10.2%)

Blue31 (12.2%)

Hue230°

Saturation (HSL)10.71%

Lightness10.98%

Dominant channelBlue

Hex per channelR 19 · G 1A · B 1F

Keep nerding

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

#191A1F

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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