Colour

#1F2019

#1F2019
Yellow
Dark
Nearest: Black

#1F2019 is a yellow with RGB values 31, 32, 25 and HSL 69°, 12%, 11%. It is a dark colour, so white text on it reaches 16.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1F2019#1F2019

HEX#1F2019

RGBrgb(31, 32, 25)

RGB (0–1)0.1216, 0.1255, 0.098

RGB percentages12.2%, 12.5%, 9.8%

HSLhsl(68.6, 12.3%, 11.2%)

HSV / HSBhsv(68.6, 21.9%, 12.5%)

CMYK3.1%, 0%, 21.9%, 87.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,039,833

CSS custom property--colour: #1F2019;

Brightness & contrast

Relative luminance0.01395WCAG 2.x, 0 is black and 1 is white

Perceived brightness31 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.42:1

Contrast with white16.42:1WCAG normal text: AAA

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

Greyscale equivalent#1F1F1F

Inverted#E0DFE6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#211F19no red cones; affects about 1% of men; ΔE 1.7 from the original

Deuteranopia#211F19no green cones; the most common form, about 1% of men; ΔE 1.7 from the original

Tritanopia#201F1Eno blue cones; rare, and affects men and women equally; ΔE 4.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.42:1WCAG large text: AAA

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

Named colours

Black · ΔE 13 Dark slate grey · ΔE 23.1 Dim grey · ΔE 32.9 Gray · ΔE 42 Dark olivegreen · ΔE 43.3 Slate grey · ΔE 43.6

Nearest named CSS colourBlack (#000000)ΔE 12.95, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1A1920

Analogous#201D19, #1B2019

Triadic#191F20, #20191F

Split complementary#191B20, #1D1920

Tetradic#19201D, #1A1920, #20191C

Tints, shades & saturation

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

Lighter +40%#8D9273

Lighter +30%#72765C

Lighter +20%#565946

Lighter +10%#3B3D2F

Darker −10%#030303

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#242712

Less saturated −25%#1C1C1C

Channel breakdown

R31

G32

B25

Red31 (12.2%)

Green32 (12.5%)

Blue25 (9.8%)

Hue68.57°

Saturation (HSL)12.28%

Lightness11.18%

Dominant channelGreen

Hex per channelR 1F · G 20 · B 19

Keep nerding

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#1F2019

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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