Colour

#72001B

#72001B
Red
Dark
Nearest: Maroon

#72001B is a red with RGB values 114, 0, 27 and HSL 346°, 100%, 22%. It is a dark colour, so white text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Maroon.

Colour values

#72001B#72001B

HEX#72001B

RGBrgb(114, 0, 27)

RGB (0–1)0.4471, 0, 0.1059

RGB percentages44.7%, 0%, 10.6%

HSLhsl(345.8, 100%, 22.4%)

HSV / HSBhsv(345.8, 100%, 44.7%)

CMYK0%, 100%, 76.3%, 55.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer7,471,131

CSS custom property--colour: #72001B;

Brightness & contrast

Relative luminance0.03657WCAG 2.x, 0 is black and 1 is white

Perceived brightness63 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.13:1

Contrast with white12.13:1WCAG normal text: AAA

Contrast with black1.73:1WCAG normal text: Fail

Greyscale equivalent#1A1A1A

Inverted#8DFFE4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2A271Bno red cones; affects about 1% of men; ΔE 47.9 from the original

Deuteranopia#453E17no green cones; the most common form, about 1% of men; ΔE 48.1 from the original

Tritanopia#7E000Dno blue cones; rare, and affects men and women equally; ΔE 12.8 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text12.13:1WCAG large text: AAA

Contrast with black, large text1.73:1WCAG large text: Fail

Named colours

Maroon · ΔE 18.7 Brown · ΔE 19 Dark red · ΔE 22.9 Firebrick · ΔE 26.7 Sienna · ΔE 30.8 Indian red · ΔE 31

Nearest named CSS colourMaroon (#800000)ΔE 18.65, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#007257

Analogous#720054, #721E00

Triadic#1B7200, #001B72

Split complementary#00721E, #005472

Tetradic#547200, #007257, #1E0072

Tints, shades & saturation

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

Lighter +40%#FF3F6C

Lighter +30%#FF0C46

Lighter +20%#D80033

Lighter +10%#A50027

Darker −10%#3F000F

Darker −20%#0C0003

Darker −30%#000000

Darker −40%#000000

More saturated +25%#72001B

Less saturated −25%#640E23

Channel breakdown

R114

B27

Red114 (44.7%)

Green0 (0%)

Blue27 (10.6%)

Hue345.79°

Saturation (HSL)100%

Lightness22.35%

Dominant channelRed

Hex per channelR 72 · G 00 · B 1B

Keep nerding

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#72001B

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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