Recognised as Colour

#8A0006

#8A0006
Red
Dark
Nearest: Dark red

#8A0006 is a red with RGB values 138, 0, 6 and HSL 357°, 100%, 27%. It is a dark colour, so white text on it reaches 10.1:1 contrast (AAA for normal text). The nearest named colour is Dark red.

Colour values

#8A0006#8A0006

HEX#8A0006

RGBrgb(138, 0, 6)

RGB (0–1)0.5412, 0, 0.0235

RGB percentages54.1%, 0%, 2.4%

HSLhsl(357.4, 100%, 27.1%)

HSV / HSBhsv(357.4, 100%, 54.1%)

CMYK0%, 100%, 95.7%, 45.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,043,974

CSS custom property--colour: #8A0006;

Brightness & contrast

Relative luminance0.05416WCAG 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 10.08:1

Contrast with white10.08:1WCAG normal text: AAA

Contrast with black2.08:1WCAG normal text: Fail

Greyscale equivalent#1E1E1E

Inverted#75FFF9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#373003no red cones; affects about 1% of men; ΔE 55.3 from the original

Deuteranopia#564B00no green cones; the most common form, about 1% of men; ΔE 54.2 from the original

Tritanopia#990006no 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 text10.08:1WCAG large text: AAA

Contrast with black, large text2.08:1WCAG large text: Fail

Named colours

Dark red · ΔE 2.7 Maroon · ΔE 3.7 Firebrick · ΔE 12.4 Brown · ΔE 12.6 Saddle brown · ΔE 26.3 Sienna · ΔE 26.9

Nearest named CSS colourDark red (#8B0000)ΔE 2.71, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#008A84

Analogous#8A004B, #8A3F00

Triadic#068A00, #00068A

Split complementary#008A3F, #004B8A

Tetradic#4B8A00, #008A84, #3F008A

Tints, shades & saturation

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

Lighter +40%#FF575E

Lighter +30%#FF242E

Lighter +20%#F0000A

Lighter +10%#BD0008

Darker −10%#570004

Darker −20%#240002

Darker −30%#000000

Darker −40%#000000

More saturated +25%#8A0006

Less saturated −25%#791116

Channel breakdown

R138

Red138 (54.1%)

Green0 (0%)

Blue6 (2.4%)

Hue357.39°

Saturation (HSL)100%

Lightness27.06%

Dominant channelRed

Hex per channelR 8A · G 00 · B 06

Keep nerding

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#8A0006

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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