Recognised as Colour

#A11734

#A11734
Red
Dark
Nearest: Brown

#A11734 is a red with RGB values 161, 23, 52 and HSL 347°, 75%, 36%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#A11734#A11734

HEX#A11734

RGBrgb(161, 23, 52)

RGB (0–1)0.6314, 0.0902, 0.2039

RGB percentages63.1%, 9%, 20.4%

HSLhsl(347.4, 75%, 36.1%)

HSV / HSBhsv(347.4, 85.7%, 63.1%)

CMYK0%, 85.7%, 67.7%, 36.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,557,236

CSS custom property--colour: #A11734;

Brightness & contrast

Relative luminance0.08438WCAG 2.x, 0 is black and 1 is white

Perceived brightness91.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.81:1

Contrast with white7.81:1WCAG normal text: AAA

Contrast with black2.69:1WCAG normal text: Fail

Greyscale equivalent#363636

Inverted#5EE8CB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#434034no red cones; affects about 1% of men; ΔE 57.8 from the original

Deuteranopia#655C30no green cones; the most common form, about 1% of men; ΔE 58 from the original

Tritanopia#B10024no blue cones; rare, and affects men and women equally; ΔE 15.1 from the original

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

Contrast with white, large text7.81:1WCAG large text: AAA

Contrast with black, large text2.69:1WCAG large text: Fail

Named colours

Brown · ΔE 11.1 Firebrick · ΔE 17.3 Maroon · ΔE 20.6 Indian red · ΔE 21 Dark red · ΔE 21.7 Crimson · ΔE 24

Nearest named CSS colourBrown (#A52A2A)ΔE 11.09, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#17A184

Analogous#A11779, #A13F17

Triadic#34A117, #1734A1

Split complementary#17A13F, #1779A1

Tetradic#79A117, #17A184, #3F17A1

Tints, shades & saturation

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

Lighter +40%#F094A7

Lighter +30%#E96883

Lighter +20%#E33B5E

Lighter +10%#CE1D42

Darker −10%#741126

Darker −20%#480A17

Darker −30%#1B0409

Darker −40%#000000

More saturated +25%#B80027

Less saturated −25%#8A2E41

Channel breakdown

R161

G23

B52

Red161 (63.1%)

Green23 (9%)

Blue52 (20.4%)

Hue347.39°

Saturation (HSL)75%

Lightness36.08%

Dominant channelRed

Hex per channelR A1 · G 17 · B 34

Keep nerding

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

#A11734

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

Nerdulate something else