Colour

#39041A

#39041A
Red
Dark
Nearest: Black

#39041A is a red with RGB values 57, 4, 26 and HSL 335°, 87%, 12%. It is a dark colour, so white text on it reaches 17.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#39041A#39041A

HEX#39041A

RGBrgb(57, 4, 26)

RGB (0–1)0.2235, 0.0157, 0.102

RGB percentages22.4%, 1.6%, 10.2%

HSLhsl(335.1, 86.9%, 12%)

HSV / HSBhsv(335.1, 93%, 22.4%)

CMYK0%, 93%, 54.4%, 77.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,736,602

CSS custom property--colour: #39041A;

Brightness & contrast

Relative luminance0.01031WCAG 2.x, 0 is black and 1 is white

Perceived brightness32.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.41:1

Contrast with white17.41:1WCAG normal text: AAA

Contrast with black1.21:1WCAG normal text: Fail

Greyscale equivalent#111111

Inverted#C6FBE5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#11131Bno red cones; affects about 1% of men; ΔE 27 from the original

Deuteranopia#1F1E19no green cones; the most common form, about 1% of men; ΔE 28.2 from the original

Tritanopia#3F000Dno blue cones; rare, and affects men and women equally; ΔE 9.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.41:1WCAG large text: AAA

Contrast with black, large text1.21:1WCAG large text: Fail

Named colours

Black · ΔE 28.8 Dim grey · ΔE 44.5 Dark slate grey · ΔE 45 Maroon · ΔE 45.8 Brown · ΔE 46.9 Dark slateblue · ΔE 47.9

Nearest named CSS colourBlack (#000000)ΔE 28.8, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#043923

Analogous#390434, #390904

Triadic#1A3904, #041A39

Split complementary#043909, #043439

Tetradic#343904, #043923, #090439

Tints, shades & saturation

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

Lighter +40%#EF1A72

Lighter +30%#C80E5B

Lighter +20%#980B45

Lighter +10%#690730

Darker −10%#090104

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#3D0019

Less saturated −25%#310C1B

Channel breakdown

R57

B26

Red57 (22.4%)

Green4 (1.6%)

Blue26 (10.2%)

Hue335.09°

Saturation (HSL)86.89%

Lightness11.96%

Dominant channelRed

Hex per channelR 39 · G 04 · B 1A

Keep nerding

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#39041A

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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