Colour

#8A0208

#8A0208
Red
Dark
Nearest: Dark red

#8A0208 is a red with RGB values 138, 2, 8 and HSL 357°, 97%, 27%. It is a dark colour, so white text on it reaches 10:1 contrast (AAA for normal text). The nearest named colour is Dark red.

Colour values

#8A0208#8A0208

HEX#8A0208

RGBrgb(138, 2, 8)

RGB (0–1)0.5412, 0.0078, 0.0314

RGB percentages54.1%, 0.8%, 3.1%

HSLhsl(357.4, 97.1%, 27.5%)

HSV / HSBhsv(357.4, 98.6%, 54.1%)

CMYK0%, 98.6%, 94.2%, 45.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,044,488

CSS custom property--colour: #8A0208;

Brightness & contrast

Relative luminance0.05464WCAG 2.x, 0 is black and 1 is white

Perceived brightness75.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.03:1

Contrast with white10.03:1WCAG normal text: AAA

Contrast with black2.09:1WCAG normal text: Fail

Greyscale equivalent#1F1F1F

Inverted#75FDF7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#373005no red cones; affects about 1% of men; ΔE 54.9 from the original

Deuteranopia#564C00no green cones; the most common form, about 1% of men; ΔE 54.6 from the original

Tritanopia#990008no blue cones; rare, and affects men and women equally; ΔE 6.7 from the original

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

Contrast with white, large text10.03:1WCAG large text: AAA

Contrast with black, large text2.09:1WCAG large text: Fail

Named colours

Dark red · ΔE 3.4 Maroon · ΔE 3.5 Brown · ΔE 12 Firebrick · ΔE 12.3 Saddle brown · ΔE 26.1 Sienna · ΔE 26.5

Nearest named CSS colourDark red (#8B0000)ΔE 3.44, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#028A84

Analogous#8A024C, #8A4002

Triadic#088A02, #02088A

Split complementary#028A40, #024C8A

Tetradic#4C8A02, #028A84, #40028A

Tints, shades & saturation

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

Lighter +40%#FD5B62

Lighter +30%#FC2932

Lighter +20%#EF030E

Lighter +10%#BC030B

Darker −10%#580105

Darker −20%#250102

Darker −30%#000000

Darker −40%#000000

More saturated +25%#8C0006

Less saturated −25%#791318

Channel breakdown

R138

Red138 (54.1%)

Green2 (0.8%)

Blue8 (3.1%)

Hue357.35°

Saturation (HSL)97.14%

Lightness27.45%

Dominant channelRed

Hex per channelR 8A · G 02 · B 08

Keep nerding

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#8A0208

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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