Colour

#2A000B

#2A000B
Red
Dark
Nearest: Black

#2A000B is a red with RGB values 42, 0, 11 and HSL 344°, 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

#2A000B#2A000B

HEX#2A000B

RGBrgb(42, 0, 11)

RGB (0–1)0.1647, 0, 0.0431

RGB percentages16.5%, 0%, 4.3%

HSLhsl(344.3, 100%, 8.2%)

HSV / HSBhsv(344.3, 100%, 16.5%)

CMYK0%, 100%, 73.8%, 83.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,752,523

CSS custom property--colour: #2A000B;

Brightness & contrast

Relative luminance0.00516WCAG 2.x, 0 is black and 1 is white

Perceived brightness23.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.03:1

Contrast with white19.03:1WCAG normal text: AAA

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

Greyscale equivalent#0A0A0A

Inverted#D5FFF4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#090A0Bno red cones; affects about 1% of men; ΔE 21.5 from the original

Deuteranopia#15130Ano green cones; the most common form, about 1% of men; ΔE 21.9 from the original

Tritanopia#2F0004no 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 text19.03:1WCAG large text: AAA

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

Named colours

Black · ΔE 21.7 Dark slate grey · ΔE 42.7 Dim grey · ΔE 45.1 Maroon · ΔE 49 Saddle brown · ΔE 50.6 Brown · ΔE 51.6

Nearest named CSS colourBlack (#000000)ΔE 21.74, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#002A1F

Analogous#2A0020, #2A0A00

Triadic#0B2A00, #000B2A

Split complementary#002A0A, #00202A

Tetradic#202A00, #002A1F, #0A002A

Tints, shades & saturation

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

Lighter +40%#F60040

Lighter +30%#C30033

Lighter +20%#900026

Lighter +10%#5D0018

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2A000B

Less saturated −25%#25050E

Channel breakdown

R42

B11

Red42 (16.5%)

Green0 (0%)

Blue11 (4.3%)

Hue344.29°

Saturation (HSL)100%

Lightness8.24%

Dominant channelRed

Hex per channelR 2A · G 00 · B 0B

Keep nerding

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

#2A000B

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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