Recognised as Colour

#8A0728

#8A0728
Red
Dark
Nearest: Brown

#8A0728 is a red with RGB values 138, 7, 40 and HSL 345°, 90%, 28%. It is a dark colour, so white text on it reaches 9.8:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#8A0728#8A0728

HEX#8A0728

RGBrgb(138, 7, 40)

RGB (0–1)0.5412, 0.0275, 0.1569

RGB percentages54.1%, 2.7%, 15.7%

HSLhsl(344.9, 90.3%, 28.4%)

HSV / HSBhsv(344.9, 94.9%, 54.1%)

CMYK0%, 94.9%, 71%, 45.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,045,800

CSS custom property--colour: #8A0728;

Brightness & contrast

Relative luminance0.05708WCAG 2.x, 0 is black and 1 is white

Perceived brightness76.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.81:1

Contrast with white9.81:1WCAG normal text: AAA

Contrast with black2.14:1WCAG normal text: Fail

Greyscale equivalent#252525

Inverted#75F8D7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#363328no red cones; affects about 1% of men; ΔE 53.6 from the original

Deuteranopia#554D24no green cones; the most common form, about 1% of men; ΔE 54 from the original

Tritanopia#980018no blue cones; rare, and affects men and women equally; ΔE 14.6 from the original

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

Contrast with white, large text9.81:1WCAG large text: AAA

Contrast with black, large text2.14:1WCAG large text: Fail

Named colours

Brown · ΔE 13.9 Maroon · ΔE 18.6 Firebrick · ΔE 21.2 Dark red · ΔE 21.4 Indian red · ΔE 25.5 Sienna · ΔE 30.5

Nearest named CSS colourBrown (#A52A2A)ΔE 13.87, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#078A69

Analogous#8A0769, #8A2707

Triadic#288A07, #07288A

Split complementary#078A27, #076A8A

Tetradic#6A8A07, #078A69, #28078A

Tints, shades & saturation

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

Lighter +40%#F7668A

Lighter +30%#F53565

Lighter +20%#EB0C44

Lighter +10%#BB0936

Darker −10%#59051A

Darker −20%#29020C

Darker −30%#000000

Darker −40%#000000

More saturated +25%#910025

Less saturated −25%#781931

Channel breakdown

R138

B40

Red138 (54.1%)

Green7 (2.7%)

Blue40 (15.7%)

Hue344.89°

Saturation (HSL)90.34%

Lightness28.43%

Dominant channelRed

Hex per channelR 8A · G 07 · B 28

Keep nerding

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

#8A0728

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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