Colour

#211B00

#211B00
Yellow
Dark
Nearest: Black

#211B00 is a yellow with RGB values 33, 27, 0 and HSL 49°, 100%, 6%. It is a dark colour, so white text on it reaches 17.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#211B00#211B00

HEX#211B00

RGBrgb(33, 27, 0)

RGB (0–1)0.1294, 0.1059, 0

RGB percentages12.9%, 10.6%, 0%

HSLhsl(49.1, 100%, 6.5%)

HSV / HSBhsv(49.1, 100%, 12.9%)

CMYK0%, 18.2%, 100%, 87.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,169,600

CSS custom property--colour: #211B00;

Brightness & contrast

Relative luminance0.01107WCAG 2.x, 0 is black and 1 is white

Perceived brightness27.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.19:1

Contrast with white17.19:1WCAG normal text: AAA

Contrast with black1.22:1WCAG normal text: Fail

Greyscale equivalent#1A1A1A

Inverted#DEE4FF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1F1A00no red cones; affects about 1% of men; ΔE 1.2 from the original

Deuteranopia#211C01no green cones; the most common form, about 1% of men; ΔE 0.7 from the original

Tritanopia#251815no blue cones; rare, and affects men and women equally; ΔE 12.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.19:1WCAG large text: AAA

Contrast with black, large text1.22:1WCAG large text: Fail

Named colours

Black · ΔE 17.7 Dark slate grey · ΔE 30.1 Dim grey · ΔE 37.6 Dark olivegreen · ΔE 40.2 Gray · ΔE 46.2 Saddle brown · ΔE 47.1

Nearest named CSS colourBlack (#000000)ΔE 17.74, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#000621

Analogous#210A00, #162100

Triadic#00211B, #1B0021

Split complementary#001621, #0A0021

Tetradic#00210B, #000621, #210017

Tints, shades & saturation

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

Lighter +40%#EDC200

Lighter +30%#BA9800

Lighter +20%#876E00

Lighter +10%#544500

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#211B00

Less saturated −25%#1D1804

Channel breakdown

R33

G27

Red33 (12.9%)

Green27 (10.6%)

Blue0 (0%)

Hue49.09°

Saturation (HSL)100%

Lightness6.47%

Dominant channelRed

Hex per channelR 21 · G 1B · B 00

Keep nerding

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

#211B00

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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