Colour

#A40032

#A40032
Red
Dark
Nearest: Brown

#A40032 is a red with RGB values 164, 0, 50 and HSL 342°, 100%, 32%. It is a dark colour, so white text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#A40032#A40032

HEX#A40032

RGBrgb(164, 0, 50)

RGB (0–1)0.6431, 0, 0.1961

RGB percentages64.3%, 0%, 19.6%

HSLhsl(341.7, 100%, 32.2%)

HSV / HSBhsv(341.7, 100%, 64.3%)

CMYK0%, 100%, 69.5%, 35.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,747,954

CSS custom property--colour: #A40032;

Brightness & contrast

Relative luminance0.08123WCAG 2.x, 0 is black and 1 is white

Perceived brightness91.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8:1

Contrast with white8:1WCAG normal text: AAA

Contrast with black2.62:1WCAG normal text: Fail

Greyscale equivalent#262626

Inverted#5BFFCD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3F3C32no red cones; affects about 1% of men; ΔE 62.1 from the original

Deuteranopia#655B2Dno green cones; the most common form, about 1% of men; ΔE 62 from the original

Tritanopia#B5001Cno blue cones; rare, and affects men and women equally; ΔE 18.9 from the original

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

Contrast with white, large text8:1WCAG large text: AAA

Contrast with black, large text2.62:1WCAG large text: Fail

Named colours

Brown · ΔE 13.3 Firebrick · ΔE 17.1 Crimson · ΔE 21.3 Maroon · ΔE 21.6 Dark red · ΔE 22.1 Indian red · ΔE 23.8

Nearest named CSS colourBrown (#A52A2A)ΔE 13.25, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00A472

Analogous#A40084, #A42000

Triadic#32A400, #0032A4

Split complementary#00A420, #0084A4

Tetradic#84A400, #00A472, #2000A4

Tints, shades & saturation

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

Lighter +40%#FF719C

Lighter +30%#FF3E79

Lighter +20%#FF0B55

Lighter +10%#D70042

Darker −10%#710022

Darker −20%#3E0013

Darker −30%#0B0003

Darker −40%#000000

More saturated +25%#A40032

Less saturated −25%#90143A

Channel breakdown

R164

B50

Red164 (64.3%)

Green0 (0%)

Blue50 (19.6%)

Hue341.71°

Saturation (HSL)100%

Lightness32.16%

Dominant channelRed

Hex per channelR A4 · G 00 · B 32

Keep nerding

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

#A40032

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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