Colour

#4F1818

#4F1818
Red
Dark
Nearest: Saddle brown

#4F1818 is a red with RGB values 79, 24, 24 and HSL 0°, 53%, 20%. It is a dark colour, so white text on it reaches 14.2:1 contrast (AAA for normal text). The nearest named colour is Saddle brown.

Colour values

#4F1818#4F1818

HEX#4F1818

RGBrgb(79, 24, 24)

RGB (0–1)0.3098, 0.0941, 0.0941

RGB percentages31%, 9.4%, 9.4%

HSLhsl(0, 53.4%, 20.2%)

HSV / HSBhsv(0, 69.6%, 31%)

CMYK0%, 69.6%, 69.6%, 69%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,183,512

CSS custom property--colour: #4F1818;

Brightness & contrast

Relative luminance0.02381WCAG 2.x, 0 is black and 1 is white

Perceived brightness47.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 14.22:1

Contrast with white14.22:1WCAG normal text: AAA

Contrast with black1.48:1WCAG normal text: Fail

Greyscale equivalent#242424

Inverted#B0E7E7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#262318no red cones; affects about 1% of men; ΔE 27.6 from the original

Deuteranopia#342F17no green cones; the most common form, about 1% of men; ΔE 27.9 from the original

Tritanopia#570C19no blue cones; rare, and affects men and women equally; ΔE 8.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text14.22:1WCAG large text: AAA

Contrast with black, large text1.48:1WCAG large text: Fail

Named colours

Saddle brown · ΔE 33.7 Maroon · ΔE 33.8 Black · ΔE 34.1 Sienna · ΔE 34.4 Brown · ΔE 35.4 Dark red · ΔE 38.7

Nearest named CSS colourSaddle brown (#8B4513)ΔE 33.69, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#184F4F

Analogous#4F1834, #4F3418

Triadic#184F18, #18184F

Split complementary#184F34, #18344F

Tetradic#344F18, #184F4F, #34184F

Tints, shades & saturation

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

Lighter +40%#D06363

Lighter +30%#C43C3C

Lighter +20%#9D3030

Lighter +10%#762424

Darker −10%#280C0C

Darker −20%#010000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#5C0B0B

Less saturated −25%#422525

Channel breakdown

R79

G24

B24

Red79 (31%)

Green24 (9.4%)

Blue24 (9.4%)

Hue0°

Saturation (HSL)53.4%

Lightness20.2%

Dominant channelRed

Hex per channelR 4F · G 18 · B 18

Keep nerding

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#4F1818

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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