Recognised as Colour

#8B321E

#8B321E
Red
Dark
Nearest: Sienna

#8B321E is a red with RGB values 139, 50, 30 and HSL 11°, 64%, 33%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Sienna.

Colour values

#8B321E#8B321E

HEX#8B321E

RGBrgb(139, 50, 30)

RGB (0–1)0.5451, 0.1961, 0.1176

RGB percentages54.5%, 19.6%, 11.8%

HSLhsl(11, 64.5%, 33.1%)

HSV / HSBhsv(11, 78.4%, 54.5%)

CMYK0%, 64%, 78.4%, 45.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,122,334

CSS custom property--colour: #8B321E;

Brightness & contrast

Relative luminance0.07864WCAG 2.x, 0 is black and 1 is white

Perceived brightness85.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.16:1

Contrast with white8.16:1WCAG normal text: AAA

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

Greyscale equivalent#434343

Inverted#74CDE1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4B431Bno red cones; affects about 1% of men; ΔE 40.2 from the original

Deuteranopia#61571Bno green cones; the most common form, about 1% of men; ΔE 40.7 from the original

Tritanopia#991C2Eno blue cones; rare, and affects men and women equally; ΔE 16.7 from the original

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

Contrast with white, large text8.16:1WCAG large text: AAA

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

Named colours

Sienna · ΔE 13.1 Brown · ΔE 13.5 Saddle brown · ΔE 14.2 Maroon · ΔE 15.2 Dark red · ΔE 17.9 Firebrick · ΔE 20.7

Nearest named CSS colourSienna (#A0522D)ΔE 13.08, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1E778B

Analogous#8B1E41, #8B681E

Triadic#1E8B32, #321E8B

Split complementary#1E8B68, #1E418B

Tetradic#418B1E, #1E778B, #681E8B

Tints, shades & saturation

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

Lighter +40%#E79F8E

Lighter +30%#DE7B64

Lighter +20%#D5573A

Lighter +10%#B54127

Darker −10%#612315

Darker −20%#37140C

Darker −30%#0D0503

Darker −40%#000000

More saturated +25%#A02509

Less saturated −25%#763F33

Channel breakdown

R139

G50

B30

Red139 (54.5%)

Green50 (19.6%)

Blue30 (11.8%)

Hue11.01°

Saturation (HSL)64.5%

Lightness33.14%

Dominant channelRed

Hex per channelR 8B · G 32 · B 1E

Keep nerding

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

#8B321E

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

Nerdulate something else