Recognised as Colour

#A70033

#A70033
Red
Dark
Nearest: Brown

#A70033 is a red with RGB values 167, 0, 51 and HSL 342°, 100%, 33%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#A70033#A70033

HEX#A70033

RGBrgb(167, 0, 51)

RGB (0–1)0.6549, 0, 0.2

RGB percentages65.5%, 0%, 20%

HSLhsl(341.7, 100%, 32.7%)

HSV / HSBhsv(341.7, 100%, 65.5%)

CMYK0%, 100%, 69.5%, 34.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,944,563

CSS custom property--colour: #A70033;

Brightness & contrast

Relative luminance0.08455WCAG 2.x, 0 is black and 1 is white

Perceived brightness92.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.8:1

Contrast with white7.8:1WCAG normal text: AAA

Contrast with black2.69:1WCAG normal text: Fail

Greyscale equivalent#272727

Inverted#58FFCC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#413E33no red cones; affects about 1% of men; ΔE 62.9 from the original

Deuteranopia#675D2Eno green cones; the most common form, about 1% of men; ΔE 63 from the original

Tritanopia#B8001Cno blue cones; rare, and affects men and women equally; ΔE 19.4 from the original

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

Contrast with white, large text7.8:1WCAG large text: AAA

Contrast with black, large text2.69:1WCAG large text: Fail

Named colours

Brown · ΔE 13.4 Firebrick · ΔE 16.7 Crimson · ΔE 20.3 Maroon · ΔE 22 Dark red · ΔE 22.3 Indian red · ΔE 23.7

Nearest named CSS colourBrown (#A52A2A)ΔE 13.44, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00A774

Analogous#A70087, #A72100

Triadic#33A700, #0033A7

Split complementary#00A721, #0087A7

Tetradic#86A700, #00A774, #2000A7

Tints, shades & saturation

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

Lighter +40%#FF749E

Lighter +30%#FF417B

Lighter +20%#FF0E58

Lighter +10%#DA0043

Darker −10%#740023

Darker −20%#410014

Darker −30%#0E0004

Darker −40%#000000

More saturated +25%#A70033

Less saturated −25%#92153B

Channel breakdown

R167

B51

Red167 (65.5%)

Green0 (0%)

Blue51 (20%)

Hue341.68°

Saturation (HSL)100%

Lightness32.75%

Dominant channelRed

Hex per channelR A7 · G 00 · B 33

Keep nerding

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

#A70033

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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