Recognised as Colour

#A13D40

#A13D40
Red
Dark
Nearest: Brown

#A13D40 is a red with RGB values 161, 61, 64 and HSL 358°, 45%, 44%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#A13D40#A13D40

HEX#A13D40

RGBrgb(161, 61, 64)

RGB (0–1)0.6314, 0.2392, 0.251

RGB percentages63.1%, 23.9%, 25.1%

HSLhsl(358.2, 45%, 43.5%)

HSV / HSBhsv(358.2, 62.1%, 63.1%)

CMYK0%, 62.1%, 60.2%, 36.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,566,976

CSS custom property--colour: #A13D40;

Brightness & contrast

Relative luminance0.11285WCAG 2.x, 0 is black and 1 is white

Perceived brightness102 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.45:1

Contrast with white6.45:1WCAG normal text: AA

Contrast with black3.26:1WCAG normal text: Fail

Greyscale equivalent#525252

Inverted#5EC2BF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#56513Fno red cones; affects about 1% of men; ΔE 44.2 from the original

Deuteranopia#6F663Eno green cones; the most common form, about 1% of men; ΔE 44.7 from the original

Tritanopia#B02A3Fno blue cones; rare, and affects men and women equally; ΔE 12.6 from the original

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

Contrast with white, large text6.45:1WCAG large text: AAA

Contrast with black, large text3.26:1WCAG large text: AA

Named colours

Brown · ΔE 13.4 Indian red · ΔE 13.9 Sienna · ΔE 20.2 Firebrick · ΔE 22.6 Maroon · ΔE 24 Saddle brown · ΔE 26

Nearest named CSS colourBrown (#A52A2A)ΔE 13.43, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3DA19E

Analogous#A13D72, #A16C3D

Triadic#40A13D, #3D40A1

Split complementary#3DA16C, #3D72A1

Tetradic#72A13D, #3DA19E, #6C3DA1

Tints, shades & saturation

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

Lighter +40%#E8C2C3

Lighter +30%#DA9D9F

Lighter +20%#CC787B

Lighter +10%#BE5356

Darker −10%#7C2F31

Darker −20%#572123

Darker −30%#321314

Darker −40%#0D0505

More saturated +25%#BD2126

Less saturated −25%#85595A

Channel breakdown

R161

G61

B64

Red161 (63.1%)

Green61 (23.9%)

Blue64 (25.1%)

Hue358.2°

Saturation (HSL)45.05%

Lightness43.53%

Dominant channelRed

Hex per channelR A1 · G 3D · B 40

Keep nerding

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

#A13D40

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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