Colour

#221F11

#221F11
Yellow
Dark
Nearest: Black

#221F11 is a yellow with RGB values 34, 31, 17 and HSL 49°, 33%, 10%. It is a dark colour, so white text on it reaches 16.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#221F11#221F11

HEX#221F11

RGBrgb(34, 31, 17)

RGB (0–1)0.1333, 0.1216, 0.0667

RGB percentages13.3%, 12.2%, 6.7%

HSLhsl(49.4, 33.3%, 10%)

HSV / HSBhsv(49.4, 50%, 13.3%)

CMYK0%, 8.8%, 50%, 86.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,236,177

CSS custom property--colour: #221F11;

Brightness & contrast

Relative luminance0.01361WCAG 2.x, 0 is black and 1 is white

Perceived brightness30.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.51:1

Contrast with white16.51:1WCAG normal text: AAA

Contrast with black1.27:1WCAG normal text: Fail

Greyscale equivalent#1F1F1F

Inverted#DDE0EE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#221E10no red cones; affects about 1% of men; ΔE 0.7 from the original

Deuteranopia#221F12no green cones; the most common form, about 1% of men; ΔE 0.6 from the original

Tritanopia#241D1Bno blue cones; rare, and affects men and women equally; ΔE 8.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.51:1WCAG large text: AAA

Contrast with black, large text1.27:1WCAG large text: Fail

Named colours

Black · ΔE 15.3 Dark slate grey · ΔE 25.9 Dim grey · ΔE 34.2 Dark olivegreen · ΔE 40.9 Gray · ΔE 43 Slate grey · ΔE 45.9

Nearest named CSS colourBlack (#000000)ΔE 15.29, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#111422

Analogous#221611, #1D2211

Triadic#11221F, #1F1122

Split complementary#111D22, #161122

Tetradic#112216, #111422, #22111D

Tints, shades & saturation

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

Lighter +40%#AA9B55

Lighter +30%#887C44

Lighter +20%#665D33

Lighter +10%#443E22

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#28230B

Less saturated −25%#1C1B17

Channel breakdown

R34

G31

B17

Red34 (13.3%)

Green31 (12.2%)

Blue17 (6.7%)

Hue49.41°

Saturation (HSL)33.33%

Lightness10%

Dominant channelRed

Hex per channelR 22 · G 1F · B 11

Keep nerding

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

#221F11

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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