Recognised as Colour

#A42A42

#A42A42
Red
Dark
Nearest: Brown

#A42A42 is a red with RGB values 164, 42, 66 and HSL 348°, 59%, 40%. It is a dark colour, so white text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#A42A42#A42A42

HEX#A42A42

RGBrgb(164, 42, 66)

RGB (0–1)0.6431, 0.1647, 0.2588

RGB percentages64.3%, 16.5%, 25.9%

HSLhsl(348.2, 59.2%, 40.4%)

HSV / HSBhsv(348.2, 74.4%, 64.3%)

CMYK0%, 74.4%, 59.8%, 35.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,758,722

CSS custom property--colour: #A42A42;

Brightness & contrast

Relative luminance0.09942WCAG 2.x, 0 is black and 1 is white

Perceived brightness97.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.03:1

Contrast with white7.03:1WCAG normal text: AAA

Contrast with black2.99:1WCAG normal text: Fail

Greyscale equivalent#464646

Inverted#5BD5BD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4B4942no red cones; affects about 1% of men; ΔE 53 from the original

Deuteranopia#6A623Fno green cones; the most common form, about 1% of men; ΔE 53.6 from the original

Tritanopia#B40234no blue cones; rare, and affects men and women equally; ΔE 15.3 from the original

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

Contrast with white, large text7.03:1WCAG large text: AAA

Contrast with black, large text2.99:1WCAG large text: Fail

Named colours

Brown · ΔE 14.7 Indian red · ΔE 17.9 Firebrick · ΔE 22.5 Maroon · ΔE 25.5 Dark red · ΔE 27.2 Pale violetred · ΔE 28

Nearest named CSS colourBrown (#A52A2A)ΔE 14.75, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2AA48C

Analogous#A42A7F, #A44F2A

Triadic#42A42A, #2A42A4

Split complementary#2AA44F, #2A7FA4

Tetradic#7FA42A, #2AA48C, #4F2AA4

Tints, shades & saturation

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

Lighter +40%#EBAFBB

Lighter +30%#E08798

Lighter +20%#D65E76

Lighter +10%#CB3653

Darker −10%#7B2032

Darker −20%#531521

Darker −30%#2A0B11

Darker −40%#020001

More saturated +25%#BE1032

Less saturated −25%#8A4452

Channel breakdown

R164

G42

B66

Red164 (64.3%)

Green42 (16.5%)

Blue66 (25.9%)

Hue348.2°

Saturation (HSL)59.22%

Lightness40.39%

Dominant channelRed

Hex per channelR A4 · G 2A · B 42

Keep nerding

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

#A42A42

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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