Colour

#A41736

#A41736
Red
Dark
Nearest: Brown

#A41736 is a red with RGB values 164, 23, 54 and HSL 347°, 75%, 37%. It is a dark colour, so white text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#A41736#A41736

HEX#A41736

RGBrgb(164, 23, 54)

RGB (0–1)0.6431, 0.0902, 0.2118

RGB percentages64.3%, 9%, 21.2%

HSLhsl(346.8, 75.4%, 36.7%)

HSV / HSBhsv(346.8, 86%, 64.3%)

CMYK0%, 86%, 67.1%, 35.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,753,846

CSS custom property--colour: #A41736;

Brightness & contrast

Relative luminance0.08772WCAG 2.x, 0 is black and 1 is white

Perceived brightness93.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.62:1

Contrast with white7.62:1WCAG normal text: AAA

Contrast with black2.75:1WCAG normal text: Fail

Greyscale equivalent#373737

Inverted#5BE8C9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#444136no red cones; affects about 1% of men; ΔE 58.6 from the original

Deuteranopia#675E32no green cones; the most common form, about 1% of men; ΔE 59 from the original

Tritanopia#B40025no blue cones; rare, and affects men and women equally; ΔE 15.5 from the original

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

Contrast with white, large text7.62:1WCAG large text: AAA

Contrast with black, large text2.75:1WCAG large text: Fail

Named colours

Brown · ΔE 11.7 Firebrick · ΔE 17.4 Indian red · ΔE 20.9 Maroon · ΔE 21.4 Dark red · ΔE 22.4 Crimson · ΔE 23.2

Nearest named CSS colourBrown (#A52A2A)ΔE 11.67, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#17A485

Analogous#A4177C, #A43F17

Triadic#36A417, #1736A4

Split complementary#17A43F, #177CA4

Tetradic#7CA417, #17A485, #3F17A4

Tints, shades & saturation

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

Lighter +40%#F097AA

Lighter +30%#EA6A86

Lighter +20%#E43D62

Lighter +10%#D11D45

Darker −10%#771127

Darker −20%#4B0A19

Darker −30%#1E040A

Darker −40%#000000

More saturated +25%#BB0029

Less saturated −25%#8D2E43

Channel breakdown

R164

G23

B54

Red164 (64.3%)

Green23 (9%)

Blue54 (21.2%)

Hue346.81°

Saturation (HSL)75.4%

Lightness36.67%

Dominant channelRed

Hex per channelR A4 · G 17 · B 36

Keep nerding

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

#A41736

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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