Colour

#8A3423

#8A3423
Red
Dark
Nearest: Sienna

#8A3423 is a red with RGB values 138, 52, 35 and HSL 10°, 60%, 34%. It is a dark colour, so white text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Sienna.

Colour values

#8A3423#8A3423

HEX#8A3423

RGBrgb(138, 52, 35)

RGB (0–1)0.5412, 0.2039, 0.1373

RGB percentages54.1%, 20.4%, 13.7%

HSLhsl(9.9, 59.5%, 33.9%)

HSV / HSBhsv(9.9, 74.6%, 54.1%)

CMYK0%, 62.3%, 74.6%, 45.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,057,315

CSS custom property--colour: #8A3423;

Brightness & contrast

Relative luminance0.07981WCAG 2.x, 0 is black and 1 is white

Perceived brightness86.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.09:1

Contrast with white8.09:1WCAG normal text: AAA

Contrast with black2.6:1WCAG normal text: Fail

Greyscale equivalent#454545

Inverted#75CBDC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4C4421no red cones; affects about 1% of men; ΔE 38.7 from the original

Deuteranopia#615720no green cones; the most common form, about 1% of men; ΔE 39.3 from the original

Tritanopia#982030no blue cones; rare, and affects men and women equally; ΔE 15.6 from the original

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

Contrast with white, large text8.09:1WCAG large text: AAA

Contrast with black, large text2.6:1WCAG large text: Fail

Named colours

Sienna · ΔE 13.3 Brown · ΔE 14.5 Saddle brown · ΔE 15.3 Maroon · ΔE 17.4 Dark red · ΔE 20.4 Firebrick · ΔE 22.5

Nearest named CSS colourSienna (#A0522D)ΔE 13.32, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#23798A

Analogous#8A2345, #8A6823

Triadic#238A34, #34238A

Split complementary#238A68, #23458A

Tetradic#468A23, #23798A, #68238A

Tints, shades & saturation

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

Lighter +40%#E4A295

Lighter +30%#DA7E6C

Lighter +20%#CF5B44

Lighter +10%#B3432D

Darker −10%#612519

Darker −20%#39150E

Darker −30%#100604

Darker −40%#000000

More saturated +25%#A0260D

Less saturated −25%#744239

Channel breakdown

R138

G52

B35

Red138 (54.1%)

Green52 (20.4%)

Blue35 (13.7%)

Hue9.9°

Saturation (HSL)59.54%

Lightness33.92%

Dominant channelRed

Hex per channelR 8A · G 34 · B 23

Keep nerding

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#8A3423

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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