Colour

#1B1600

#1B1600
Yellow
Dark
Nearest: Black

#1B1600 is a yellow with RGB values 27, 22, 0 and HSL 49°, 100%, 5%. It is a dark colour, so white text on it reaches 18.1:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1B1600#1B1600

HEX#1B1600

RGBrgb(27, 22, 0)

RGB (0–1)0.1059, 0.0863, 0

RGB percentages10.6%, 8.6%, 0%

HSLhsl(48.9, 100%, 5.3%)

HSV / HSBhsv(48.9, 100%, 10.6%)

CMYK0%, 18.5%, 100%, 89.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,775,104

CSS custom property--colour: #1B1600;

Brightness & contrast

Relative luminance0.00807WCAG 2.x, 0 is black and 1 is white

Perceived brightness22.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.08:1

Contrast with white18.08:1WCAG normal text: AAA

Contrast with black1.16:1WCAG normal text: Fail

Greyscale equivalent#151515

Inverted#E4E9FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1A1500no red cones; affects about 1% of men; ΔE 0.8 from the original

Deuteranopia#1B1701no green cones; the most common form, about 1% of men; ΔE 0.7 from the original

Tritanopia#1E1311no blue cones; rare, and affects men and women equally; ΔE 10 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.08:1WCAG large text: AAA

Contrast with black, large text1.16:1WCAG large text: Fail

Named colours

Black · ΔE 13.2 Dark slate grey · ΔE 30 Dim grey · ΔE 38.7 Dark olivegreen · ΔE 43.8 Gray · ΔE 47.6 Slate grey · ΔE 50.4

Nearest named CSS colourBlack (#000000)ΔE 13.16, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00051B

Analogous#1B0900, #121B00

Triadic#001B16, #16001B

Split complementary#00121B, #09001B

Tetradic#001B09, #00051B, #1B0012

Tints, shades & saturation

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

Lighter +40%#E7BC00

Lighter +30%#B49300

Lighter +20%#816900

Lighter +10%#4E4000

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1B1600

Less saturated −25%#181403

Channel breakdown

R27

G22

Red27 (10.6%)

Green22 (8.6%)

Blue0 (0%)

Hue48.89°

Saturation (HSL)100%

Lightness5.29%

Dominant channelRed

Hex per channelR 1B · G 16 · B 00

Keep nerding

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#1B1600

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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