Colour

#2B000B

#2B000B
Red
Dark
Nearest: Black

#2B000B is a red with RGB values 43, 0, 11 and HSL 345°, 100%, 8%. It is a dark colour, so white text on it reaches 19:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#2B000B#2B000B

HEX#2B000B

RGBrgb(43, 0, 11)

RGB (0–1)0.1686, 0, 0.0431

RGB percentages16.9%, 0%, 4.3%

HSLhsl(344.7, 100%, 8.4%)

HSV / HSBhsv(344.7, 100%, 16.9%)

CMYK0%, 100%, 74.4%, 83.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,818,059

CSS custom property--colour: #2B000B;

Brightness & contrast

Relative luminance0.00538WCAG 2.x, 0 is black and 1 is white

Perceived brightness23.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.96:1

Contrast with white18.96:1WCAG normal text: AAA

Contrast with black1.11:1WCAG normal text: Fail

Greyscale equivalent#0A0A0A

Inverted#D4FFF4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0A0A0Bno red cones; affects about 1% of men; ΔE 21.9 from the original

Deuteranopia#16140Ano green cones; the most common form, about 1% of men; ΔE 22.8 from the original

Tritanopia#300004no blue cones; rare, and affects men and women equally; ΔE 4.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.96:1WCAG large text: AAA

Contrast with black, large text1.11:1WCAG large text: Fail

Named colours

Black · ΔE 22.4 Dark slate grey · ΔE 43.1 Dim grey · ΔE 45.2 Maroon · ΔE 48.4 Saddle brown · ΔE 50.2 Brown · ΔE 51

Nearest named CSS colourBlack (#000000)ΔE 22.45, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#002B20

Analogous#2B0020, #2B0B00

Triadic#0B2B00, #000B2B

Split complementary#002B0B, #00202B

Tetradic#202B00, #002B20, #0B002B

Tints, shades & saturation

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

Lighter +40%#F7003F

Lighter +30%#C40032

Lighter +20%#910025

Lighter +10%#5E0018

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2B000B

Less saturated −25%#26050E

Channel breakdown

R43

B11

Red43 (16.9%)

Green0 (0%)

Blue11 (4.3%)

Hue344.65°

Saturation (HSL)100%

Lightness8.43%

Dominant channelRed

Hex per channelR 2B · G 00 · B 0B

Keep nerding

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

#2B000B

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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