Recognised as Colour

#A33543

#A33543
Red
Dark
Nearest: Brown

#A33543 is a red with RGB values 163, 53, 67 and HSL 352°, 51%, 42%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#A33543#A33543

HEX#A33543

RGBrgb(163, 53, 67)

RGB (0–1)0.6392, 0.2078, 0.2627

RGB percentages63.9%, 20.8%, 26.3%

HSLhsl(352.4, 50.9%, 42.4%)

HSV / HSBhsv(352.4, 67.5%, 63.9%)

CMYK0%, 67.5%, 58.9%, 36.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,696,003

CSS custom property--colour: #A33543;

Brightness & contrast

Relative luminance0.10738WCAG 2.x, 0 is black and 1 is white

Perceived brightness100.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.67:1

Contrast with white6.67:1WCAG normal text: AA

Contrast with black3.15:1WCAG normal text: Fail

Greyscale equivalent#4D4D4D

Inverted#5CCABC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#514E43no red cones; affects about 1% of men; ΔE 48.6 from the original

Deuteranopia#6D6540no green cones; the most common form, about 1% of men; ΔE 49.4 from the original

Tritanopia#B21E3Bno blue cones; rare, and affects men and women equally; ΔE 13 from the original

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

Contrast with white, large text6.67:1WCAG large text: AAA

Contrast with black, large text3.15:1WCAG large text: AA

Named colours

Brown · ΔE 14 Indian red · ΔE 15.2 Firebrick · ΔE 22.8 Maroon · ΔE 25.1 Sienna · ΔE 25.5 Dark red · ΔE 27.1

Nearest named CSS colourBrown (#A52A2A)ΔE 14.04, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#35A395

Analogous#A3357A, #A35E35

Triadic#43A335, #3543A3

Split complementary#35A35E, #357AA3

Tetradic#7AA335, #35A395, #5E35A3

Tints, shades & saturation

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

Lighter +40%#E9BBC1

Lighter +30%#DC959E

Lighter +20%#D06E7B

Lighter +10%#C34857

Darker −10%#7D2833

Darker −20%#561C23

Darker −30%#300F14

Darker −40%#090304

More saturated +25%#BE1A2F

Less saturated −25%#885057

Channel breakdown

R163

G53

B67

Red163 (63.9%)

Green53 (20.8%)

Blue67 (26.3%)

Hue352.36°

Saturation (HSL)50.93%

Lightness42.35%

Dominant channelRed

Hex per channelR A3 · G 35 · B 43

Keep nerding

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

#A33543

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