Colour

#A6393F

#A6393F
Red
Dark
Nearest: Brown

#A6393F is a red with RGB values 166, 57, 63 and HSL 357°, 49%, 44%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#A6393F#A6393F

HEX#A6393F

RGBrgb(166, 57, 63)

RGB (0–1)0.651, 0.2235, 0.2471

RGB percentages65.1%, 22.4%, 24.7%

HSLhsl(356.7, 48.9%, 43.7%)

HSV / HSBhsv(356.7, 65.7%, 65.1%)

CMYK0%, 65.7%, 62%, 34.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,893,631

CSS custom property--colour: #A6393F;

Brightness & contrast

Relative luminance0.11392WCAG 2.x, 0 is black and 1 is white

Perceived brightness103 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.41:1

Contrast with white6.41:1WCAG normal text: AA

Contrast with black3.28:1WCAG normal text: Fail

Greyscale equivalent#515151

Inverted#59C6C0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#55503Eno red cones; affects about 1% of men; ΔE 47.9 from the original

Deuteranopia#71673Cno green cones; the most common form, about 1% of men; ΔE 48.2 from the original

Tritanopia#B6213Cno blue cones; rare, and affects men and women equally; ΔE 13.4 from the original

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

Contrast with white, large text6.41:1WCAG large text: AAA

Contrast with black, large text3.28:1WCAG large text: AA

Named colours

Brown · ΔE 10.8 Indian red · ΔE 13.2 Firebrick · ΔE 19.8 Sienna · ΔE 21.8 Maroon · ΔE 22.6 Dark red · ΔE 24.3

Nearest named CSS colourBrown (#A52A2A)ΔE 10.83, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#39A6A0

Analogous#A63976, #A66939

Triadic#3FA639, #393FA6

Split complementary#39A669, #3976A6

Tetradic#76A639, #39A6A0, #6A39A6

Tints, shades & saturation

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

Lighter +40%#EAC1C3

Lighter +30%#DD9B9F

Lighter +20%#D0757A

Lighter +10%#C34F56

Darker −10%#802C31

Darker −20%#5A1F22

Darker −30%#341214

Darker −40%#0E0505

More saturated +25%#C21D26

Less saturated −25%#8A5558

Channel breakdown

R166

G57

B63

Red166 (65.1%)

Green57 (22.4%)

Blue63 (24.7%)

Hue356.7°

Saturation (HSL)48.88%

Lightness43.73%

Dominant channelRed

Hex per channelR A6 · G 39 · B 3F

Keep nerding

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

#A6393F

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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