Recognised as Colour

#8B3128

#8B3128
Red
Dark
Nearest: Brown

#8B3128 is a red with RGB values 139, 49, 40 and HSL 5°, 55%, 35%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#8B3128#8B3128

HEX#8B3128

RGBrgb(139, 49, 40)

RGB (0–1)0.5451, 0.1922, 0.1569

RGB percentages54.5%, 19.2%, 15.7%

HSLhsl(5.5, 55.3%, 35.1%)

HSV / HSBhsv(5.5, 71.2%, 54.5%)

CMYK0%, 64.7%, 71.2%, 45.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,122,088

CSS custom property--colour: #8B3128;

Brightness & contrast

Relative luminance0.07839WCAG 2.x, 0 is black and 1 is white

Perceived brightness85.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.18:1

Contrast with white8.18:1WCAG normal text: AAA

Contrast with black2.57:1WCAG normal text: Fail

Greyscale equivalent#434343

Inverted#74CED7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#494327no red cones; affects about 1% of men; ΔE 41.1 from the original

Deuteranopia#605625no green cones; the most common form, about 1% of men; ΔE 40.9 from the original

Tritanopia#991C2Fno blue cones; rare, and affects men and women equally; ΔE 13.6 from the original

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

Contrast with white, large text8.18:1WCAG large text: AAA

Contrast with black, large text2.57:1WCAG large text: Fail

Named colours

Brown · ΔE 13.4 Sienna · ΔE 16.3 Maroon · ΔE 17.8 Saddle brown · ΔE 19.1 Dark red · ΔE 21 Indian red · ΔE 21.3

Nearest named CSS colourBrown (#A52A2A)ΔE 13.37, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#28828B

Analogous#8B2851, #8B6228

Triadic#288B31, #31288B

Split complementary#288B63, #28508B

Tetradic#518B28, #28828B, #63288B

Tints, shades & saturation

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

Lighter +40%#E3A39C

Lighter +30%#D77E75

Lighter +20%#CC594D

Lighter +10%#B33F33

Darker −10%#63231D

Darker −20%#3C1511

Darker −30%#140706

Darker −40%#000000

More saturated +25%#A11F12

Less saturated −25%#75433E

Channel breakdown

R139

G49

B40

Red139 (54.5%)

Green49 (19.2%)

Blue40 (15.7%)

Hue5.45°

Saturation (HSL)55.31%

Lightness35.1%

Dominant channelRed

Hex per channelR 8B · G 31 · B 28

Keep nerding

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

#8B3128

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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