Colour

#16191F

#16191F
Blue
Dark
Nearest: Black

#16191F is a blue with RGB values 22, 25, 31 and HSL 220°, 17%, 10%. It is a dark colour, so white text on it reaches 17.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#16191F#16191F

HEX#16191F

RGBrgb(22, 25, 31)

RGB (0–1)0.0863, 0.098, 0.1216

RGB percentages8.6%, 9.8%, 12.2%

HSLhsl(220, 17%, 10.4%)

HSV / HSBhsv(220, 29%, 12.2%)

CMYK29%, 19.4%, 0%, 87.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,448,223

CSS custom property--colour: #16191F;

Brightness & contrast

Relative luminance0.00965WCAG 2.x, 0 is black and 1 is white

Perceived brightness24.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.6:1

Contrast with white17.6:1WCAG normal text: AAA

Contrast with black1.19:1WCAG normal text: Fail

Greyscale equivalent#191919

Inverted#E9E6E0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#17191Fno red cones; affects about 1% of men; ΔE 0.5 from the original

Deuteranopia#16191Fno green cones; the most common form, about 1% of men; ΔE 0 from the original

Tritanopia#141A1Bno blue cones; rare, and affects men and women equally; ΔE 4.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.6:1WCAG large text: AAA

Contrast with black, large text1.19:1WCAG large text: Fail

Named colours

Black · ΔE 9.9 Dark slate grey · ΔE 25.6 Dim grey · ΔE 36 Slate grey · ΔE 44.6 Gray · ΔE 45.1 Light slate grey · ΔE 47.7

Nearest named CSS colourBlack (#000000)ΔE 9.87, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1F1C16

Analogous#161E1F, #18161F

Triadic#1F1619, #191F16

Split complementary#1F1716, #1D1F16

Tetradic#1F161D, #1F1C16, #161F17

Tints, shades & saturation

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

Lighter +40%#6B7996

Lighter +30%#566178

Lighter +20%#40495B

Lighter +10%#2B313D

Darker −10%#010101

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#0F1726

Less saturated −25%#1A1A1A

Channel breakdown

R22

G25

B31

Red22 (8.6%)

Green25 (9.8%)

Blue31 (12.2%)

Hue220°

Saturation (HSL)16.98%

Lightness10.39%

Dominant channelBlue

Hex per channelR 16 · G 19 · B 1F

Keep nerding

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#16191F

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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